The crane lifts the beam to a height of 31 m, the beam weight is 16 kN. Calculate the work done by the crane.
| November 26, 2020 | education
To calculate the work done by the crane, you need to use the formula A = mgh, where mg = 16 kN, h = 31m
A = 1600031 = 496000 J = 496kJ
Answer: 496kJ
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