Physics Practice Test – Fundamentals of Motion (Linear Motion)

In the absence of gravitational force, the weight of a body is _______ (WASSCE 2011)

A. its mass.      B. zero.      C. its density.      D. its volume.

A body starts from rest and accelerates uniformly at 5 ms^-1 until it attains a velocity of 25 ms^-1. Calculate the time taken to attain this velocity.

A. 2.5 s     B. 5.0 s     C. 10.0 s     D. 125.0 s

A body starting from rest moves along a straight path with uniform acceleration of magnitude 0.8ms^-2. If it covers a distance of 10 m, calculate the maximum speed attained.

A. 0.08 ms^-1.      B. 4.00 ms^-1.     C. 8.00 ms^-1.      D. 12.50 ms^-1.

A body accelerates uniformly from rest at 2 ms^-2. Calculate the magnitude of its velocity after travelling 9m.

A. 4.5 ms^-1     B. 6.0 ms^-1     C. 18.0 ms^-1     D. 36.0ms^-1

The velocity-time graph below illustrates the motion of a body.

Determine the average speed of the motion.