Asked by Shane

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?

16 years ago

Answered by MathMate

See

http://www.jiskha.com/display.cgi?id=1255473263

16 years ago

Answered by Anonymous

,giu,gu

15 years ago

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Asked by Shane

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