

WBCS OPTIONAL PHYSICS
Why WBCS Physics Optional Matters
When preparing for the West Bengal Civil Service (WBCS) Examination, one of the most decisive steps in your journey is selecting the right optional subject for the Mains stage. This single choice has the potential to influence your overall score, your rank, and even your posting preferences. Among the wide range of subjects offered, Physics stands out as a highly rewarding yet often under-utilized option, offering a unique combination of conceptual clarity, analytical depth, and measurable scoring potential.
Unlike many humanities-based optionals, Physics relies less on subjective interpretation and more on logical derivations, precise formulas, and problem-solving accuracy. This makes it particularly appealing to candidates who prefer objectivity and a more scientific approach to answer writing. The subject rewards clarity of thought, neat presentation, and correctness over verbosity—qualities that directly translate to higher marks when executed well.
Who Should Consider Physics Optional?
Physics is naturally suited for candidates with a science or engineering background, as they already have exposure to mathematical tools and physical concepts. However, it is by no means restricted to them. Any aspirant with:
A strong interest in how the physical world works,
Comfort with mathematical applications, and
A logical and analytical mindset can excel in this subject with the right guidance and practice.
Even for candidates who may have left formal Physics study years ago, the subject’s well-defined syllabus and availability of standard resources make it possible to rebuild competence step-by-step.
Why Physics Can Be a Game-Changer in WBCS
One of Physics’ biggest advantages lies in its structured nature—topics are clearly demarcated, the scope is predictable, and the marking scheme is precise. In many cases, questions are formula-driven or derivation-based, which means there is little room for examiner bias. A well-drawn diagram, a step-by-step derivation, or a correctly solved numerical can fetch near-full marks, a scenario far less common in descriptive subjects.
Synergy with General Studies & Current Affairs
Physics also creates a direct link with General Studies Paper III (Science & Technology), especially in areas like:
Renewable energy systems
Nuclear technology and safety
Space science and satellite applications
Environmental physics and climate-related technologies
Communication systems and digital infrastructure
This overlap not only reduces preparation time but also ensures that your GS answers are factually stronger and technically sound—a clear advantage in an increasingly technology-driven governance environment.
Beyond the Exam: Relevance in Administration
The importance of Physics doesn’t end with securing a rank. As a WBCS officer, you may be posted in roles where you evaluate infrastructure projects, energy policy proposals, environmental impact reports, or technology-driven schemes. A solid grounding in Physics equips you to:
Understand technical feasibility reports
Assess engineering projects objectively
Interact confidently with technical experts and contractors
Bring data-backed reasoning to policy discussions
In essence, Physics is not just an academic subject in this context—it is a professional tool for effective decision-making in administration.
What This Guide Will Cover
In this comprehensive write-up, we will walk you through every critical aspect of the WBCS Physics Optional, including:
Detailed syllabus coverage with topic-wise breakdowns
Exam pattern and paper structure so you know exactly what to expect
Eligibility requirements for those considering Physics as an optional
Recommended books, notes, and resources to save you time and avoid material overload
Preparation strategies for tackling both Paper I and Paper II effectively
Common mistakes to avoid in derivations, numerical solving, and answer presentation
Whether you are a Physics graduate aiming to capitalise on your academic strengths, or a determined aspirant ready to rebuild your Physics knowledge from scratch, this guide will show you why choosing Physics as your WBCS optional can be one of the smartest decisions in your civil service journey.
About the WBCS Examination
The West Bengal Civil Service (WBCS) Examination is one of the most prestigious and challenging state-level competitive exams conducted by the West Bengal Public Service Commission (WBPSC). It serves as the gateway to a variety of administrative, executive, and managerial positions within the state government. The services are divided into Group A, Group B, Group C, and Group D, each offering distinct roles, responsibilities, and career growth opportunities.
WBCS is not merely a test of academic knowledge—it is a comprehensive evaluation of a candidate’s analytical thinking, decision-making skills, problem-solving ability, and leadership potential. This multi-stage examination demands a blend of factual knowledge, conceptual clarity, and strategic preparation.
Exam Stages
The WBCS Examination is conducted in three stages, each with its own purpose and evaluation criteria:
1. Preliminary Examination (Prelims)
Purpose: The Prelims act as a screening stage to shortlist candidates for the Main Examination.
Format:
Single objective-type paper worth 200 marks.
Duration: 2½ hours.
All questions carry equal weightage, with negative marking for incorrect answers (as per WBPSC rules).
Syllabus Coverage:
Current events of national and international importance
Indian polity and economy – Constitution, political system, Panchayati Raj, public policy, rights issues
History of India with special emphasis on Bengal’s history and freedom movement
Geography of India – physical, social, and economic aspects
General Science – physics, chemistry, biology basics, and technology updates
Mental Ability – reasoning, logic, pattern recognition
Arithmetic – quantitative aptitude and basic mathematics
Key Insight for Physics Aspirants: While Prelims are not specialised, your Physics background will help in science and reasoning sections, often giving you an edge in accuracy and speed.
2. Main Examination (Mains)
Eligibility: Only those who qualify in the Prelims can appear for the Mains.
Format:
Six compulsory papers: Four are objective-type and two are conventional (descriptive).
One optional subject consisting of two papers (Paper I and Paper II), each worth 200 marks, descriptive in nature.
Total marks from the Mains (including optional) play a decisive role in final merit.
Optional Subject Significance:
Your optional subject carries 400 marks—making it one of the most influential components in determining your rank.
Physics Optional is particularly popular among science graduates because:
It is conceptually precise and less interpretative.
Many questions are derivation-based or numerical, allowing for near-full marks when solved correctly.
The marking is generally objective and formula-driven, reducing subjective evaluation risks.
3. Personality Test / Interview
Purpose: This final stage evaluates the overall personality of the candidate, going beyond academic competence.
Assessment Areas:
Communication skills – clarity, articulation, confidence
Problem-solving ability – handling hypothetical and real-world scenarios
Awareness of current affairs – particularly issues relevant to West Bengal and India
Specialised knowledge – questions related to your optional subject, educational background, and work experience
Impact on Final Ranking:
Marks from the Personality Test are added to the Mains score.
A strong interview can elevate your rank significantly, especially if your Mains marks are competitive.
Edge for Physics Candidates: If you have Physics as your optional, you may be asked about practical applications in governance—for example, in renewable energy projects, disaster management technology, or environmental monitoring. Your technical knowledge can leave a lasting impression on the board.
WBCS Physics Optional – Why Students Choose It
Choosing Physics as your WBCS Mains optional is not merely about academic familiarity—it’s a strategic decision that can directly impact your marks, preparation efficiency, and even your long-term administrative career. Let’s look at why so many science-background aspirants, and even some from non-physics fields, decide to go with this subject.
1. High Scoring Potential Due to Objectivity
One of Physics’ most appealing aspects is its precision in evaluation. Unlike essay-based optionals where marks depend heavily on the examiner’s interpretation, Physics answers are formula-driven, derivation-based, and supported by verifiable calculations.
Derivations: A well-written derivation, with each mathematical step justified and neatly aligned, can fetch full marks.
Numericals: Correct calculations leave no scope for partiality—your answer is either right or wrong.
Diagrams: Circuit diagrams, ray diagrams, waveforms, and experimental setups can instantly enhance answer quality. This objective nature reduces the uncertainty of subjective marking and allows candidates who prepare systematically to score consistently high.
2. Overlap with General Studies and Science-Related Questions
Physics offers synergistic benefits for your General Studies preparation, particularly in GS Paper III – Science and Technology. Topics like:
Optics → Useful for explaining modern communication systems and optical technologies.
Modern Physics → Relates to nuclear energy, particle physics, and advanced scientific research.
Energy & Environmental Physics → Connects with renewable energy policies, environmental sustainability, and climate science. By preparing these topics for your optional, you automatically strengthen your GS answers with technical accuracy and scientific examples—an edge over candidates relying solely on general reading.
3. Logical and Structured Nature of the Subject
The WBCS Physics optional syllabus is clear, compact, and stable year after year. This predictability allows aspirants to:
Create a precise study timetable without worrying about sudden syllabus changes.
Focus on core principles rather than chasing unpredictable or abstract topics.
Cover each section in depth and revise multiple times before the exam. Since questions often follow a patterned distribution across topics, targeted practice with previous years’ papers gives you a realistic sense of what to expect in the actual exam.
4. Real-World Relevance in Administration
Far from being just a theoretical subject, Physics has direct applications in governance and policy-making, especially in technical or infrastructure-heavy departments. Physics-trained WBCS officers are better equipped to:
Evaluate engineering project reports (e.g., hydroelectric dams, solar parks, transport networks).
Assess environmental and energy policies using scientific reasoning.
Communicate effectively with engineers, scientists, and technology vendors during project execution. This technical literacy helps in avoiding misinterpretations in reports, reducing reliance on third-party explanations, and making data-backed policy recommendations.
5. Rich Availability of Study Material
Unlike some niche optionals, Physics benefits from abundant and high-quality resources:
Standard textbooks by authors like H.C. Verma, Resnick & Halliday, and S.L. Kakani for conceptual clarity.
Problem-solving guides and numerical compilations for exam-focused practice.
Previous year question papers to identify recurring patterns and weightage of topics. Additionally, at Dr. Sourav Sir’s Classes, we go a step further by providing:
Condensed derivation sheets for quick revision.
Formula banks for instant recall in the exam hall.
Topic-wise mock tests simulating actual WBCS difficulty and time constraints.
Syllabus Breakdown – WBCS Physics Optional
The WBCS Physics Optional syllabus is well-structured and divided into two papers of 200 marks each. The topics balance theoretical depth, problem-solving, and practical applications, giving aspirants multiple scoring opportunities. Understanding the scope and focus areas within each topic is essential for efficient preparation.
📄 Paper I – Theoretical and Classical Physics
This paper is primarily conceptual and derivation-heavy, but also includes numericals. It tests your ability to apply fundamental laws to real-world scenarios.
1. Mechanics
Laws of motion, systems of particles – Newton’s laws, motion in various coordinate systems, conservation laws, and applications in multi-particle systems.
Gravitation – Gravitational potential and field, motion of planets and satellites, escape velocity, and orbital mechanics.
Rigid body dynamics, moment of inertia – Parallel and perpendicular axis theorems, rotational motion, torque, and angular momentum conservation.
Lagrangian and Hamiltonian formulations – Variational principles, generalized coordinates, and equations of motion using advanced mechanics. Exam Tip: This section is a mix of theory and numericals. Master derivations (e.g., Hamilton’s equations) and practice problems on moment of inertia and planetary motion.
2. Waves and Oscillations
Simple harmonic motion (SHM) – Equations of motion, energy relations, and examples from mechanical and electrical systems.
Damped and forced oscillations – Energy dissipation, resonance phenomena, quality factor, and real-life applications.
Wave equation and superposition principle – Standing waves, beats, and normal modes in strings and air columns. Exam Tip: Focus on derivations like wave equations in different media and resonance conditions, which frequently appear in past WBCS papers.
3. Optics
Interference – Young’s double-slit experiment, thin-film interference, Michelson interferometer.
Diffraction – Fresnel and Fraunhofer diffraction, resolving power of optical instruments.
Polarization – Polarizers, analyzers, Brewster’s law, and optical activity.
Laser physics – Principle of laser action, types of lasers, and applications.
Optical instruments – Telescopes, microscopes, and aberration corrections. Exam Tip: Diagram accuracy is key here. Prepare neat, labelled ray diagrams for maximum marks.
4. Electricity & Magnetism
Electrostatics – Coulomb’s law, potential and field concepts, conductors and dielectrics.
Gauss’s law, potential theory – Symmetry-based problem solving, Poisson and Laplace equations.
Magnetostatics – Biot–Savart law, Ampere’s law, magnetic vector potential.
Electromagnetic induction – Faraday’s laws, Lenz’s law, inductance, and mutual inductance.
Maxwell ’s equations – In differential and integral forms, displacement current, and electromagnetic wave propagation. Exam Tip: Practice vector calculus applications—these often appear as problem-solving questions.
5. Thermodynamics & Statistical Physics
Laws of thermodynamics – Zeroth to third laws, thermodynamic processes, Carnot cycle, and efficiency.
Entropy – Concept, calculation in reversible and irreversible processes, and its physical significance.
Kinetic theory of gases – Molecular collisions, mean free path, transport phenomena.
Maxwell–Boltzmann distribution – Derivation, significance, and applications in statistical mechanics. Exam Tip: Clearly outline laws, assumptions, and limitations in your derivations for examiner-friendly answers.
📄 Paper II – Modern Physics and Applications
This paper blends advanced theoretical concepts with practical applications, testing analytical thinking and numerical accuracy.
1. Quantum Mechanics
Schrödinger equation – Time-dependent and time-independent forms, boundary conditions.
Particle in a box – One-, two-, and three-dimensional cases, energy quantization.
Hydrogen atom – Quantum numbers, radial and angular solutions.
Angular momentum – Operators, commutation relations, eigenvalues.
Perturbation theory – Time-independent cases, Stark and Zeeman effects. Exam Tip: Quantum mechanics questions often award high marks for step-by-step derivations—avoid skipping intermediate steps.
2. Nuclear Physics
Nuclear models – Liquid drop model, shell model, and their limitations.
Radioactive decay – Alpha, beta, and gamma decay laws, half-life calculations.
Nuclear reactions – Cross-section, Q-value, conservation laws.
Fission and fusion – Mechanisms, energy release, and applications in power generation. Exam Tip: Memorize constants and units—many nuclear questions require quick substitutions into formulae.
3. Solid State Physics
Crystal structure – Bravais lattices, Miller indices, crystal symmetry.
X-ray diffraction – Bragg’s law and its applications in determining crystal structures.
Band theory – Metals, insulators, and semiconductors; Fermi level concepts.
Semiconductors – Intrinsic and extrinsic, carrier concentration, Hall effect. Exam Tip: Diagrams like crystal planes and band structures should be clean and labelled—presentation matters.
4. Electronics
Diodes – Characteristics, rectifiers, and clipping/clamping circuits.
Transistors – BJT and FET principles, amplifier configurations, biasing techniques.
Amplifiers – Operational amplifiers, gain, feedback types.
Logic gates – Boolean algebra, truth tables, basic combinational circuits.
Digital circuits – Flip-flops, counters, and registers. Exam Tip: Electronics often yields easy marks if you memorise standard circuit diagrams and their functions.
5. Atomic & Molecular Physics
Spectra – Emission and absorption spectra, fine structure, Zeeman effect.
Molecular structure – Rotational, vibrational, and electronic spectra.
Raman effect – Theory, experimental setup, and applications. Exam Tip: Spectroscopy questions require clarity—include diagrams of energy level transitions for full credit.
✅ Why This Syllabus is Advantageous for Physics Aspirants
Clear boundaries: Syllabus stability ensures minimal surprises.
Balanced scoring: Equal weightage to derivations, numericals, and diagrams.
Dual benefit: Overlap with GS Paper III boosts your overall Mains performance.
At Dr. Sourav Sir’s Classes, we break this syllabus into micro-modules, mapping each to past-year questions, high-frequency topics, and targeted practice sets—ensuring no portion is left unmastered.
Why This Syllabus is Advantageous for Aspirants
The WBCS Physics Optional syllabus offers several strategic benefits that make it a strong choice for science-oriented candidates. Unlike many subjects with vague or evolving outlines, the Physics syllabus is crisp, well-defined, and exam-friendly, enabling focused preparation and predictable scoring opportunities.
1. Clear Boundaries – Minimal Guesswork
One of the biggest advantages of the Physics syllabus is its predictable nature.
The core topics have remained largely unchanged over the years, meaning past-year papers are highly relevant for preparation.
The framing of questions follows established patterns—certain derivations, problem types, and theory questions reappear frequently with only minor variations.
Aspirants can plan their preparation in advance without the anxiety of sudden syllabus changes or unpredictable question trends. Result: You spend less time figuring out what to study and more time perfecting how to present it.
2. Balanced Mix – Multiple Ways to Score
The syllabus is designed to test a range of skills, ensuring that your score isn’t overly dependent on one type of question:
Derivations – Reward step-by-step logical presentation.
Theory – Tests conceptual clarity and ability to explain principles.
Numericals – Offer high scoring potential when formulas and units are accurate. This diversity works in your favour because even if one section feels challenging, you can compensate in others—making Physics a more stable optional compared to purely descriptive subjects.
3. Interdisciplinary Links – Dual Benefit for GS & Interview
Physics is not just about equations and experiments—it connects directly with engineering, technology, energy, environment, and science policy, many of which are covered in General Studies Paper IIIand in interview discussions. Examples include:
Energy Physics → Renewable energy policy and climate change discussions.
Optics & Communication → Satellite communication and defense technology.
Nuclear Physics → Nuclear energy policy, safety protocols, and disaster management. This overlap allows aspirants to reuse their Physics knowledge in multiple parts of the exam and during the Personality Test, creating a strong impression of technical competence.
4. Structured Preparation at Dr. Sourav Sir’s Classes
At Dr. Sourav Sir’s Classes, we turn the syllabus into an action plan by:
Breaking it into micro-modules so that you master each topic without overload.
Mapping every topic to past-year WBCS questions for pattern recognition.
Providing numerical drills to strengthen calculation accuracy and speed.
Conducting answer-writing sessions focused on neat derivations, clean diagrams, and logical presentation—exactly what examiners look for.
By the time you finish the course, you won’t just knowthe syllabus—you’ll be exam-ready with a clear understanding of where the marks come from and how to secure them.
Career Opportunities After WBCS with Physics
Clearing the WBCS Examination opens doors to a wide range of administrative and technical positions within the West Bengal government. For candidates who have chosen Physics as their optional subject, the knowledge gained during preparation can be directly applied in several specialised roles. Physics-trained officers often bring analytical depth, technical literacy, and problem-solving precision to departments where scientific reasoning is a necessity rather than a luxury.
1. Technical & Engineering Departments
Departments such as Public Works (PWD), Energy, Environment, and Science & Technology often require officers who can understand and evaluate projects with a technical backbone.
In Public Works, Physics concepts help in evaluating the feasibility of engineering structures, understanding material properties, and assessing load-bearing capacities.
In Energy, officers may work on renewable energy initiatives like solar parks, wind farms, and hydroelectric power plants—areas where Physics principles directly inform decision-making.
The Environment department values officers who can assess pollution control measures, air and water quality standards, and radiation safety norms.
In Science & Technology, a background in Physics allows officers to effectively communicate with research teams, evaluate proposals for state-funded innovation projects, and promote technology adoption in governance.
2. Planning & Infrastructure Roles
Many WBCS officers are involved in state-level planning bodies and infrastructure development authorities, where Physics knowledge proves invaluable.
Feasibility studies for energy projects require understanding power generation, transmission efficiency, and environmental impact.
Environmental assessments often involve interpreting scientific data from pollution control boards, weather departments, and hydrological surveys.
Transport systems—whether it’s metro expansion, highway projects, or smart traffic management—benefit from an officer’s ability to assess engineering reports, fluid dynamics models, and safety protocols.
3. Disaster Management & Environmental Monitoring
Physics has direct applications in the domain of disaster risk reduction and environmental safety.
Officers working in disaster management cells use seismic physics to interpret earthquake risk maps and structural safety reports.
Climate modelling relies heavily on atmospheric physics, enabling better forecasting and disaster preparedness.
In cases of floods, cyclones, or landslides, understanding hydrodynamics, material stability, and wind load factors allows officers to make informed, data-backed decisions in emergency situations.
Physics also plays a role in radiation safety and nuclear hazard preparedness, areas where technical literacy is critical.
4. Research & Policy Roles
WBCS officers with a strong Physics background are often deputed or invited to collaborate with prestigious scientific organisations and think tanks, such as:
ISRO (Indian Space Research Organisation) – for satellite application programs, remote sensing, and state-level space outreach initiatives.
DRDO (Defence Research and Development Organisation) – for evaluating proposals related to defence technology and security systems.
State Research Boards – to assess technology grants, scientific research funding, and innovation-driven start-up projects.
Technology Advisory Panels – to assist in policy-making on renewable energy, telecommunication infrastructure, and scientific education reforms.
These roles allow officers to contribute beyond routine administration, directly influencing the science and technology policy landscape of the state.
Recommended Books & Study Material
A strong performance in the WBCS Physics Optionalrelies on a mix of conceptual clarity, numerical accuracy, and diagrammatic precision. While the market is filled with Physics resources, selecting the right ones saves time, avoids confusion, and keeps your preparation focused on the syllabus. Below is a curated list of essential books along with how they can be best used for this exam.
1. H.C. Verma – Concepts of Physics (Vol I & II)
Why it’s essential: This two-volume set is considered the gold standard for building fundamentals in mechanics, waves, optics, thermodynamics, and electromagnetism.
Strengths:
Crisp explanations with minimal jargon.
Well-graded problems, ranging from simple conceptual to advanced numericals.
Clear, well-labelled diagrams that match WBCS answer-writing requirements.
Best use: Ideal for revising school-level concepts before tackling advanced topics in the optional syllabus. Practice end-of-chapter questions for speed and accuracy.
2. D.C. Pandey – Understanding Physics Series
Why it’s recommended: This series (Mechanics, Waves & Thermodynamics, Electricity & Magnetism, Optics & Modern Physics) breaks the syllabus into topic-specific volumes for targeted preparation.
Strengths:
Large variety of solved examples and practice problems.
Well-organised theory sections that make quick revision easier.
Modern exam-style numericals with a balance between calculation and concept.
Best use: Use it for numerical problem drills after finishing a topic from standard theory books. It’s especially good for improving time-bound problem-solving.
3. Resnick, Halliday & Walker – Fundamentals of Physics
Why it’s essential: This classic text is known for its depth in theoretical explanations, making it invaluable for strengthening core concepts in both classical and modern physics.
Strengths:
Detailed derivations and clear logical flow.
Conceptual clarity with real-world examples.
Problem sets at the end of each chapter to test understanding.
Best use: Refer to it when you need complete conceptual mastery over a topic, especially for derivations in mechanics, electromagnetism, and waves. Not a book to read cover-to-cover during revision—use it as a reference manual for doubts.
4. S.L. Kakani – Modern Physics
Why it’s essential: WBCS Paper II has heavy weightage on quantum mechanics, atomic physics, and nuclear physics, making this book a must-have.
Strengths:
Concise yet comprehensive coverage of quantum theory, atomic models, and nuclear reactions.
Easy-to-follow mathematical treatments of advanced topics.
Well-explained solved examples aligned with competitive exam standards.
Best use: Use it primarily for Paper II preparation. Focus on worked-out problems in quantum and nuclear sections, as they mirror the style of WBCS numericals.
Why Choose Dr. Sourav Sir’s Classes
Selecting the right coaching institute can be the difference between an average score and a rank-winning performance in the WBCS Mains. At Dr. Sourav Sir’s Classes, we don’t just teach Physics—we train you to master it in the exact way the WBCS examiner expects. Our approach blends deep conceptual learning, precision in presentation, and strategic time management to help you maximise your marks.
1. Faculty with Physics Optional Expertise
Our faculty includes seasoned educators with years of experience in guiding WBCS aspirants, many of whom have secured top ranks with Physics as their optional subject.
Instructors are well-versed in both theoretical concepts and numerical problem-solving, ensuring you gain a balanced skill set.
Real exam insights are shared—such as which derivations tend to repeat, how marks are allocated for diagrams, and the best way to tackle high-weightage topics.
2. Complete Paper I & II Coverage
We provide comprehensive, syllabus-mapped notes covering every topic in both Paper I (Theoretical & Classical Physics) and Paper II (Modern Physics & Applications).
For each chapter, you receive:
Step-by-step derivations with clearly marked assumptions and conditions.
Solved numerical examples in the exact WBCS style.
Conceptual theory explained in simple, exam-focused language.
This ensures you’re never left with gaps in your preparation, no matter your starting level.
3. Answer-Writing & Diagram Training
In Physics, marks are not just about knowing the content—they are about how you present it.
We train you in:
Writing neat, logically sequenced derivations that impress the examiner.
Using well-labelled diagrams (e.g., ray diagrams, crystal structures, energy level diagrams) to enhance answer clarity.
Integrating short notes, formula boxes, and units within answers for maximum impact.
This ensures your answers are examiner-friendly and score higher even in competitive marking conditions.
4. Online & Offline Modes Available
Offline classroom sessions offer face-to-face interaction, ideal for students who prefer direct engagement.
Online live classes allow working professionals and distant learners to prepare without relocating.
Both modes provide:
Access to recorded lectures for revision.
Digital study materials for instant access.
Regular doubt-clearing sessions to keep your preparation on track.
5. One-on-One Mentorship
Each student receives personalised guidance to identify weak areas—whether it’s numericals, theory, or time management.
Progress is monitored with periodic mock evaluations, ensuring you’re improving with every test.
Mentors work with you to refine your study plan, balancing optional preparation with General Studies for an overall higher Mains score.
📞 Call: 9836793076to enrol and take the first step towards turning Physics into your highest-scoring paper in the WBCS Mains.








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