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Mechanics (Physics)

Kinematics, Newton's laws, work-energy-power, rotational motion, gravitation

Sample Practice Questions

  1. Energy is conserved in:

    • Only elastic collisions
    • Only conservative force fields
    • All physical processes
    • Only frictionless systems
    Show answer

    Answer: All physical processes

  2. The dimension of velocity is:

    • [LT]
    • [LT⁻¹]
    • [MLT⁻¹]
    • [L²T⁻²]
    Show answer

    Answer: [LT⁻¹]

  3. The moment of inertia depends on:

    • Only mass
    • Only radius
    • Mass distribution and axis of rotation
    • Velocity
    Show answer

    Answer: Mass distribution and axis of rotation

  4. The work-energy theorem states that net work done equals:

    • Total energy
    • Change in kinetic energy
    • Change in potential energy
    • Power
    Show answer

    Answer: Change in kinetic energy

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Practice Questions

Practise NSO questions on Mechanics (Physics). Answers are revealed after each question.

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