October 24, 2016

Homework Help: physics

Posted by Tammy on Wednesday, October 31, 2007 at 8:15pm.

A .5kg ball on the end of a string is revolving uniformly in ahorizontal circle of radius 1m. The ball makes 2 revolustion in a second.
a) determine the linear (tangential) speed of the ball.
For this part of the question would I do this:
b)determine the ball's centripetal acceleration

c)determine the force a person must exert on the opposite end of the string.

Is this correct? The only thing i'm not too sure about is part a). Thanks in advance for your help.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions