10 important short questions from each chapter of a typical Class 11 Physics

  Here are 10 important short questions from each chapter of a typical Class 11 Physics syllabus. 

Chapter 1: Physical World & Measurement

  1. What is physics?

  2. Define physical quantity and its types.

  3. What is dimensional analysis?

  4. Explain system of units (SI units).

  5. Define accuracy and precision.

  6. What is significant figures?

  7. Difference between base and derived units.

  8. How do you check dimensional consistency of an equation?

  9. Why is dimensional analysis important?

  10. Give an example of a dimensionless constant.

Chapter 2: Kinematics

  1. Define displacement and distance.

  2. Difference between speed and velocity.

  3. What is uniform acceleration?

  4. Define instantaneous velocity.

  5. Write equations of motion under constant acceleration.

  6. How to derive v² = u² + 2as?

  7. Define projectile motion.

  8. What is relative velocity?

  9. A particle moves in a circle at constant speed—describe its velocity.

  10. Graphically represent distance-time vs velocity-time.

Chapter 3: Laws of Motion

  1. State Newton’s three laws of motion.

  2. Define inertia.

  3. What is mass vs weight?

  4. What is friction? Types?

  5. Define centripetal force.

  6. Example of action–reaction pair.

  7. Explain motion in a lift (elevator).

  8. State equilibrium of forces.

  9. Define impulse and its relation to momentum.

  10. Derive F = ma from first principles.

Chapter 4: Work, Energy & Power

  1. Define work done by a constant force.

  2. What is kinetic energy?

  3. State the work–energy theorem.

  4. Define potential energy and gravitational potential energy.

  5. What is conservative force? Examples?

  6. Explain power and its units.

  7. Define efficiency of a machine.

  8. A stone is thrown vertically—write its energy at top & bottom.

  9. What is coefficient of restitution?

  10. Explain energy dissipation due to friction.

Chapter 5: Motion of System of Particles & Rigid Body

  1. What is centre of mass?

  2. How to find centre of mass of two-particle system?

  3. Define linear momentum of a system of particles.

  4. State law of conservation of momentum with example.

  5. Define torque.

  6. What is moment of inertia?

  7. Define radius of gyration.

  8. Parallel and perpendicular axes theorem.

  9. Define angular momentum.

  10. Relationship between torque and angular momentum.

Chapter 6: Gravitation

  1. State the universal law of gravitation.

  2. Define gravitational constant (G).

  3. What is gravitational field?

  4. Define gravitational potential energy.

  5. What is escape velocity?

  6. Derive escape velocity for Earth.

  7. Define orbital velocity.

  8. Difference between mass and weight with altitude.

  9. Explain Kepler’s laws of planetary motion.

  10. How does acceleration due to gravity vary with altitude and depth?

Chapter 7: Properties of Bulk Matter

  1. Define elasticity.

  2. Types of elastic deformation.

  3. Define stress and strain.

  4. Explain Hooke's law.

  5. Define Young’s modulus.

  6. What is bulk modulus?

  7. Explain pressure variation with depth in a fluid.

  8. What is viscosity?

  9. Define surface tension.

  10. Explain Poiseuille’s formula for flow.

Chapter 8: Thermodynamics

  1. Define temperature and internal energy.

  2. State zeroth, first, second laws of thermodynamics.

  3. Define heat and work.

  4. What is specific heat capacity?

  5. Explain molar specific heat.

  6. Define isothermal and adiabatic processes.

  7. What is entropy?

  8. Explain Carnot engine and its efficiency.

  9. Difference between reversible and irreversible processes.

  10. What is latent heat?

Chapter 9: Kinetic Theory of Gases

  1. Define kinetic theory of gases.

  2. State assumptions of the kinetic model.

  3. Derive the relation between pressure and kinetic energy.

  4. Define root mean square (rms) speed.

  5. How is average kinetic energy related to temperature?

  6. What is mean free path?

  7. Explain Maxwell–Boltzmann distribution.

  8. Define specific heat ratio (Ξ³).

  9. What is equipartition theorem?

  10. How does pressure vary with number density and temperature?

Chapter 10: Oscillations

  1. Define periodic motion and oscillation.

  2. What is simple harmonic motion (SHM)?

  3. Equation and frequency of SHM.

  4. Define amplitude and period.

  5. Relationship between displacement, velocity, and acceleration in SHM.

  6. Define time period of a simple pendulum.

  7. Energy in SHM (kinetic and potential).

  8. What is damping?

  9. Define resonance.

  10. Examples of oscillation in everyday life.

Chapter 11: Waves

  1. Define mechanical wave and types.

  2. What is wavelength, frequency and amplitude?

  3. Define wave speed.

  4. Distinguish between transverse and longitudinal waves.

  5. Explain superposition principle.

  6. What are standing waves?

  7. Define nodes and antinodes.

  8. What is Doppler effect?

  9. Calculate beat frequency from two close notes.

  10. Explain application of echoes in ultrasound scanning.

Chapter 12: Heat & Thermodynamics (if separate, else skip)

  1. Define thermal equilibrium.

  2. Explain ideal gas equation.

  3. Define real and ideal gases.

  4. What is thermal expansion?

  5. Explain heat transfer modes (conduction, convection, radiation).

  6. Define black body radiation.

  7. What is Stefan–Boltzmann law?

  8. Define thermal conductivity.

  9. Explain Newton's law of cooling.

  10. What is specific heat capacity at constant pressure vs constant volume?


πŸ“˜ Chapter 13: Wave Optics / Light Waves

πŸ“˜ Chapter 14: Modern Physics / Dual Nature

  1. What is interference?

  2. Define diffraction.

  3. What is Young’s double slit experiment?

  4. Define coherent sources.

  5. What is fringe width?

  6. State the condition for constructive interference.

  7. State the condition for destructive interference.

  8. What is polarization?

  9. What is a wavefront?

  10. Define superposition principle.

  1. What is the photoelectric effect?

  2. Write Einstein’s photoelectric equation.

  3. Define threshold frequency.

  4. What is a photon?

  5. What is the dual nature of matter?

  6. What is de Broglie wavelength?

  7. Define work function.

  8. Give one use of photoelectric effect.

  9. What is quantum theory?

  10. Difference between classical and quantum physics?

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