Practice test

Motion, force and gravitation (laws) - Test Set 4

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    The value acceleration due to gravity at higher altitudes
    1. Decreases
    2. Increases
    3. Remains constant
    4. None of the above
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  2. Question 2

    When a body is raised upwards from the surface of the earth, its weight shall
    1. increase
    2. remain same
    3. decrease
    4. fluctuate
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  3. Question 3

    A person on a swing stands up, the time period of the swing
    1. increases
    2. remains the same
    3. decreases
    4. becomes zero
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  4. Question 4

    If an object moves with constant velocity then which one of the following statements is not correct?
    1. Its motiom is along a straight line
    2. Its speed changes with time
    3. Its acceleration is zero
    4. Its displacement increases linearly with time
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  5. Question 5

    A passenger in a moving train tosses a coin upward which falls behind him. It implies that the motion of the train is:
    1. Accelerated
    2. Uniform
    3. Retarded
    4. Along the circular tracks
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  6. Question 6

    Which among the following is an 'action-at-a-distance' force?
    1. Tension
    2. Pull
    3. Gravitation
    4. Friction
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  7. Question 7

    The angle in which a cricket ball should be hit to travel maximum horizontal distance is:
    1. 60° with horizontal
    2. 45° with horizontal
    3. 30° with horizontal
    4. 15° with horizontal
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  8. Question 8

    The motion of a body that repeats itself after a regular interval of time is:
    1. A periodic motion
    2. A simple harmonic motion
    3. An eperiodic motion
    4. An oscillatory motion
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  9. Question 9

    An object with a constant speed:
    1. is not accelerate
    2. might be accelerated
    3. is always accelerated
    4. also has a constant velocity
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  10. Question 10

    An object is in static equilibrium when it is ___________ .
    1. at rest
    2. moving in a circular path
    3. moving with uniform velocity
    4. accelerating at high speed
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  11. Question 11

    During the motion os a projectile fired from the earth surface, _________ .
    1. it's kinetic energy remains constant
    2. its momentum remains constant
    3. vertical component of its velocity remains constant
    4. horizontal component of its velocity remains
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  12. Question 12

    Acceleration is:
    1. Inversely proportional to force
    2. Inversely proportional to mass
    3. Directly proportional to mass
    4. Directly proportional to force
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  13. Question 13

    For an object, the state of rest is considered to be the state of ________ speed.
    1. increasing
    2. decreasing
    3. inverse
    4. zero
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  14. Question 14

    An object travels 20 m in 6s and then another 30 m in 4s. What is the average speed of the object?
    1. 8 m/s
    2. 6 m/s
    3. 5 m/s
    4. 7 m/s
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  15. Question 15

    Which of the following statements is false?
    1. A body can have zero velocity and still be accelerated.
    2. A body can have a constant velocity and still have a varying speed.
    3. A body can have a constant speed and still have varying velocity.
    4. The direction of the velocity of a body can change when its acceleration is constant.
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  16. Question 16

    As the object covers unequal distances in equal intervals of time, it is said to be in _____________ motion.
    1. uniform
    2. linear
    3. non-uniform
    4. equilibrium
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  17. Question 17

    The rate of change of displacement with time is called as __________ .
    1. force
    2. acceleration
    3. retardation
    4. velocity
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  18. Question 18

    During __________ motion of an object along a straight line, the change in velocity of the object for any time interval is zero.
    1. linear
    2. translational
    3. equilibrium
    4. uniform
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  19. Question 19

    Which one of the following does not match the group?
    1. Speed
    2. Time
    3. Mass
    4. Acceleration
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  20. Question 20

    In negative acceleration, the velocity of a body __________ .
    1. increases
    2. decreases
    3. remains constant
    4. is zero
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