Biology
rosemar2334
20

How does a mechanic know that his wrench is exerting an unbalanced force on a bolt? A. the bolt begins to turn B. he feels pressure between his hand and the wrench C. the bolt does not move D. the wrench begins to bend

+2
(2) Answers
SharlaVidetto547

I think the answer is A. because the bolt would not more unless there was unbalanced force acting upon it.

Lizzlissa2013

The answer would be A because the forces are balanced on B. C. and D.  Something has to move in the process. 

Add answer