CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

An electric motor creates a tension of 4500 newton in a hoisting cable and reels it in at the rate of 2 m/sec. What is the power of electric motor



Your Answer
A

15 kW

Correct Answer
B

9 kW

Your Answer
C

225 W

Your Answer
D

9000 HP


Solution

The correct option is B

9 kW


P=Fv=4500×2=9000 W=9 kW

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
View More



footer-image