Homework Help: physics

Posted by star on Monday, May 28, 2012 at 9:58am.

if a stone at the end of a string is whirled in a circle, the inward pull on the stone

A) is known as the centrifugal force
B) is inversely proportional to the speed of the object
C) is inversely proportional to the square of the speed
D) is proportional to the speed
E) is proportional to the square of the speed

plzz help me soon

physics - Elena, Monday, May 28, 2012 at 5:48pm
A) is known as the centrifugal force
E) is proportional to the square of the speed

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