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General Knowledge :: Physics

  1. During uniform motion of an object along a straight line, its ________ remains constant with time.

  2. A.

     Acceleration

    B.

     Deceleration

    C.

     Force

    D.

     Velocity


  3. Find the acceleration (in m/s2) of a body which accelerates from 25 m/s to 30 m/s in 10 seconds

  4. A.

     5.5

    B.

     1

    C.

     11

    D.

     0.5


  5. Acceleration is

  6. A.

     Inversely proportional to force

    B.

     Inversely proportional to mass

    C.

     Directly proportional to mass

    D.

     Directly proportional to force


  7. A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height?

  8. A.

     2.87 sec

    B.

     3.44 sec

    C.

     4.65 sec

    D.

     5.41 sec


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

  10. A.

     Uniformly accelerated

    B.

     Non-uniformly accelerated

    C.

     Constant velocity

    D.

     Constant speed


  11. If velocity is constant then acceleration is what?

  12. A.

     Constant

    B.

     Increasing

    C.

     Zero

    D.

     Infinite


  13. Acceleration is the rate of change of

  14. A.

     Speed

    B.

     Velocity

    C.

     Jerk

    D.

     Jounce


  15. Rate at which velocity changes over time?

  16. A.

     Speed

    B.

     Displacement

    C.

     Acceleration

    D.

     Jerk


  17. Who is the first person to define speed

  18. A.

     Galileo

    B.

     Newton

    C.

     Kepler

    D.

     Ptolemy


  19. For an object, the state of rest is considered to be the state of ________ speed.

  20. A.

     Increasing

    B.

     Decrease

    C.

     Inverse

    D.

     Zero