November 30, 2015

Homework Help: physics

Posted by Anonymous on Monday, April 19, 2010 at 2:41am.

To tighten a bolt, you push with a force of 90 N at the end of a wrench handle that is 0.45 m from the axis of the bolt.
(a) What torque are you exerting?
Enter a number.
1 Nm
(b) If you move your hand inward to be only 0.15 m from the bolt, what force do you have to exert to achieve the same torque?
Enter a number.
2 N
(c) Do your answers depend on the direction of your push relative to the direction of the wrench handle? (Why or why not?)

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