A window washer pulls herself upward using the bucket-pulley apparatus shown in the figure . The mass of the person plus the bucket is 63 kg. How hard must she pull downward to raise herself slowly at constant speed?
2 answers
the rope connects to the bucket and her hands. Each side of that rope must hold have the total weight (mg). So, she holds 1/2 mg
Half the total weight. Goodness, typo
1 answer