A window washer pulls herself upward using the bucket- pulley apparatus shown in (Figure 1). The mass of the person plus the bucket is 71 kg. Part A How hard must she pull downward to raise herself slowly at constant speed? Express your answer to two significant figures and include the appropriate units. H ? Figure 1 of 1 F = Value Submit Request Answer Part B Units If she increases this force by 11 %, what will her acceleration be? Express your answer to two significant figures and include the appropriate units. A a = Value Units Submit Request Answer Provide Feedback ? Review | Con Next >