MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Centripetal Force and Circular Motion

04 4. A bo...

Question

04

4. A body is moving along a circular path. How much work is done by the centripetal force?

Open in App

Solution

Dear student
$a s t h e c e n t r i p e t a l f o r c e i s d i r e c t e d t o w a r d s t h e c e n t r e o f t h e c i r c l e a n d t h e d i s p l a c e m e n t a t i n s \tan t o f t i m e t a k e s p l a c e a l o n g t h e \tan g e n t s o t h e a n f l e b e t w e e n t h e c e n t r i p e t a l f o r c e a n d t h e d i s p l a c e m e n t i s 90 ° a t a n y i n s \tan t o f t i m e s o c e n t r i p e t a l f o r c e d o e s n o t p e r f o r m a n y w o r k . a s W = \vec{F} . \vec{s} = F s \cos θ (\cos 90 = 0) R e g a r d s$

Suggest Corrections

thumbs-up

0

Similar questions

Q. What is the work done by centripetal force in moving a body through half cycle on circular path of radius

35 c m

Q. A particle of mass m is moving along a circular path of radius r and F is the centripetal force acting on it. The work done by the centripetal force in moving it along a semicircular path is-

Q. A body of mass

0.1 k g

is moving along a circle of radius

2 m

4 m / s

. The work done by centripetal force during half revolution is:

Q. Work done by the centripetal force on a body of mass 'm' which is undergoing a uniform circular motion with a speed is ____ .

Q. Examine these two statements and and select the answer:
Statement I : A body moving in a circular path is acted upon by the centripetal force.
Statement II : Centripetal force acting on the body is doing work to keep it rotating in the circular path.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Centripetal Force and Circular Motion Tackle

PHYSICS

Watch in App

explore_more_icon

Explore more

Centripetal Force and Circular Motion

Standard X Physics

Join BYJU'S Learning Program

CrossIcon