Question: The 5 4 - l b crate is given a speed of 7 f t s in t = 4 s starting from rest. The

The 54-lb crate is given a speed of 7fts in t=4s
starting from rest. The acceleration is constant. The motor
has an efficiency =0.76. Neglect the mass of the pulley
and cable. (Figure 1)
Part A
Determine the power that must be supplied to the motor when t=2s.
Express your answer in units of horsepower to three significant figures.
View Available Hint(s)
P=
The 5 4 - l b crate is given a speed of 7 f t s

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