Physics Practice Tests – Motion In Nature (Circular Motion- Questions with Answers and Explanations)

The following are examples of linear motion EXCEPT _____ (WASSCE 2014)

A. A car moving with a uniform speed along a straight line
B. Rotation of electric fan about its axis
C. An athlete running race along a straight track
D. motion of a stone falling from a certain height

A body can undergo the following types of motion EXCEPT ______ (WASSCE 2016)

A. random
B. rotational
C. translation
D. relative

An electron of mass 9.1 x 10^-31 kg moves with a speed of 2.0 x 10⁶ ms^-1 round the nucleus of an atom in a circular path of radius 6.1 x 10^-11 m. Calculate the centripetal force acting on the electron.

A. 7.7 x 10^-47 N
B. 6.0 x 10^-8 N
C. 3.0 x 10^-14 N
D. 1.3 x 10^-26 N

The following are examples of rotational motion EXCEPT _____

A. The earth rotating about its axis
B. Rotation of electric fan about its axis
C. An athlete running race along a straight track
D. A person performing somersault

Which of the following operations does not represent an action of a force field?

A. Falling of a mango fruit from the tree
B. Picking of nails using a bar magnet
C. Repulsion of two like charges
D. Pushing of a wheel-barrow on a level ground.