Home
Class 12
PHYSICS
If a particle covers half the circle of ...

If a particle covers half the circle of radius R with constant speed, then

A

momentum change is mvr

B

change in K.E. is `1//mv^2`

C

Change in K.E. is `mv^2`

D

changes in K.E. is zero

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

If a particle is moving along a circle of.radius 3m with a constant speed 9 m//s , then it covers a quarter of the circle in time of

A particle moves in a circle of radius 5 cm with constant speed and time period 0.2pis . The acceleration of the particle is

A body of mass 'm' is rotated by means of a string along a vertical circle of radius 'r' with constant speed. The difference in tensions when the body is at the bottom and at the top of the vertical circle is

A particle moves along a circle of radius'r' with constant tangential acceleration. If the velocity of the particle is 'v' at the end of second revolution , after the revolution has started then the tangential accleration is

A particle moves along a circle if radius (20 //pi) m with constant tangential acceleration. If the velocity of the particle is 80 m//s at the end of the second revolution after motion has begun the tangential acceleration is .

A particle moves in a circular path of radius 0.4 m with a constan speed . If it makes 5 revolution in each second of its motion , then the speed of the particle will be

If the body is moving in a circle of radius r with a constant speed v , its angular velocity is

A particle of mass 'm' is suspended from a ceiling through a string of length'L'. If the particle moves in a horizontal circle of radius 'r', then the speed of the particle is

A particle is moving in a circle of radius r and centre O with constantspeed. What isthe change in velocity in moving from A to B ?

A particle is moving on a circular path with constant speed, then its acceleration will be