Kinematics Question 786
Question: When a body moves in a circular path, no work it’s done by the force since,[KCET 2004]
Options:
A) There is no displacement
B) There is no net force
C) Force and displacement are perpendicular to each other
D) The force is always away from the centre
Show Answer
Answer:
Correct Answer: C
Solution:
$ \because $
$ W=FS\cos \theta $
q = 90°
