Kinematics Question 752
Question: A body of mass 100 g it’s rotating in a circular path of radius r with constant velocity. The work done in one complete revolution it’s [AFMC 1998]
Options:
A) 100 rJ
B)$ (r/100)J $
C) $ (100/r)J $
D)Zero
Show Answer
Answer:
Correct Answer: D
Solution:
Work done in circular motion is always zero.