SAT II Physics : Other Mechanical Forces

Study concepts, example questions & explanations for SAT II Physics

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Example Questions

Example Question #1 : Other Mechanical Forces

A wrench is being used to tighten a bolt. The center of the bolt is the pivot point, and the wrench is  long. If a force of  is applied at the midpoint of the wrench and that force is parallel to the wrench, what is the torque?

Possible Answers:

Correct answer:


The equation for torque is

The force is applied  meters from the pivot. and in this case because the force is parallel, the perpendicular component of force is zero, so:

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