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General Knowledge :: Physics

  1. The motion of a freely falling body is an example of ________ accelerated motion.

  2. A.

     Non-uniformly

    B.

     Uniformly

    C.

     Uniquely

    D.

     Specially


  3. A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds.

  4. A.

     4

    B.

     72

    C.

     36

    D.

     8


  5. Formula for distance is

  6. A.

     Speed x time

    B.

     Time / speed

    C.

     Speed x acceleration

    D.

     Velocity / speed


  7. Which among the following is false about displacement?

  8. A.

     It can be positive, negative or zero

    B.

     Displacement is never greater than Distance

    C.

     Its SI unit is meter

    D.

     It is always positive


  9. The motion of the wheels of a bullock-cart while moving on the road is an example of

  10. A.

     Oscillatory and rotatory motion

    B.

     Oscillatory and translatory motion

    C.

     Translatory and rotatory motion

    D.

     Translatory motion only


  11. As we go from Equator to North pole the value of ''g', the acceleration due to gravity

  12. A.

     Remains the same

    B.

     Decreases

    C.

     Increases

    D.

     None of the above


  13. Speed in a given direction is called

  14. A.

     Velocity

    B.

     Torque

    C.

     Acceleration

    D.

     Displacement


  15. For a body moving with uniform acceleration its final velocity equals ________

  16. A.

     Average velocity - initial velocity

    B.

     2 x average velocity - initial velocity

    C.

     2 x average velocity + initial velocity

    D.

     Average velocity + initial velocity


  17. A car accelerates uniformly from 18 kmph to 72 kmph in 5 s. The acceleration of the car (in m/s2) is:

  18. A.

     3

    B.

     5

    C.

     6

    D.

     7


  19. In ________ motion of a body its velocity varies with time.

  20. A.

     Uniform

    B.

     Linear

    C.

     Equilibrium

    D.

     Non-uniform