A mass is being moved in a circle by a string. If the string breaks the mass will initially move
A) away from the center of the circle.
B) along the curve of the circle, just as it was doing before the string broke.
C) in a straight line in the direction that it was moving when the string broke.
D) toward the center of the circle.

Question

Quizplus · Accepted Answer

When the string breaks, the mass will continue to move in a straight line in the direction it was moving at the moment the string broke, due to Newton's first law of motion (inertia).

A Mass Is Being Moved in a Circle by a String