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July 23, 2014

Homework Help: Physics

Posted by Anonymous on Tuesday, October 13, 2009 at 6:34pm.

A window washer pulls herself upward using the bucket-pulley apparatus shown in Fig. 4-42. The mass of the person plus the bucket is 69 kg.How hard must she pull downward to raise herself slowly at constant speed?If she increases this force by 11 percent, what will her acceleration be?

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