The radius of the path of an object moving in a circle at constant speed is halved. If the speed remains the same, the centripetal force needed is
A) one-quarter as much as before.
B) half as much as before.
C) twice as much as before.
D) four times as much as before.

Question

Quizplus · Accepted Answer

The Answer of The radius of the path of an object moving in a circle at constant speed is halved. If the speed remains the same, the centripetal force needed is
A) one-quarter as much as before.
B) half as much as before.
C) twice as much as before.
D) four times as much as before.

The Radius of the Path of an Object Moving in a Circle