Multiple Choice
A motor developing 0.250 hp raises a 5.00 kg object 10.0 m vertically at a constant speed.How long does it take to accomplish this task? (1 hp = 746 W) 
A) 0.541 s
B) 1.23 s
C) 2.63 s
D) 4.56 s
E) 7.21 s
Correct Answer:

Verified
Correct Answer:
Verified
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