A) 10
B) 2
C) 200
D) 20
Correct Answer: D
Solution :
Work done by the force is W = force \[\times \] distance \[=40\times 30=1200\,\text{J}\] Therefore, power supplied by the motor is \[P=\frac{W}{t}\] \[=\frac{1200}{60}=20\,\,W\]You need to login to perform this action.
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