APFIVE Instantaneous Power and Force Angle
Two identical objects are pulled by forces of equal magnitude. Force A acts at 0° to the direction of motion while Force B acts at 60° to the direction of motion. If the instantaneous power delivered by Force A is 100 W, what is the instantaneous power delivered by Force B?
A
0 W
B
86.6 W
C
100 W
D
50 W
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