Work Energy And Power Question 270
Question: A 10 m long iron chain of linear mass density is hanging freely from a rigid support. If , then the power required to left the chain up to the point of support in 10 second
Options:
A) 10 W
B) 20 W
C) 30 W
D) 40 W
Show Answer
Answer:
Correct Answer: D
Solution:
[d]
Height of iron chain