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Physics, 11.07.2019 23:30 shashayantie6556
Aforce f is used to raise a 4-kg mass m from the ground to a height of 5 m. what is the work done by the force f? (note: sin 60° = 0.87; cos 60° = 0.50. ignore friction and the weights of the pulleys.)
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Aforce f is used to raise a 4-kg mass m from the ground to a height of 5 m. what is the work done by...
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