Mathematics, 12.03.2021 04:30, idcbrooo

A dockworker uses a pulley system to raise a boat on to a dock. The pulley system has a mechanical efficiency of 73%. The boat has a weight of 950 N. The pulley system lifts the boat 5m in the air. How many newton-metres of work does the dockworker have to exert to life the boat? Please answer in the format

Given
Required
Analysis
Solution
Statement

Please help i don't understand and its due tmrw

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A dockworker uses a pulley system to raise a boat on to a dock. The pulley system has a mechanical e...