Home
Class 12
PHYSICS
A uniform rod AB of mass m and length l ...

A uniform rod AB of mass m and length l is at rest on a smooth horizontal surface. An impulse J is applied to the end B perpendicular to the rod in horizontal direction. Speed of particle P at a distance `(1)/(6)` from the centre towards A of the rod after time `t=(piml)/(12J)` is

A

`2 ( J )/(m ) `

B

` ( J )/( sqrt( 2) m) `

C

`( J )/( m)`

D

`sqrt( 2) ( J )/( m ) `

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A uniform rod AB of mass m and length l is at rest on a smooth horizontal surface. An impulse J is applied to the end B , perpendicular to the rod in the horizontal direction. Speed of particlem P at a distance (l)/(6) from the centre towards A of the rod after time t = (pi m l)/(12 J) is.

A uniform rod AB of mass m and length l at rest on a smooth horizontal surface . An impulse P is applied to the end B . The time taken by the rod to turn through a right angle is :

A uniform rod AB of mass m and length l at rest on a smooth horizontal surface . An impulse P is applied to the end B . The time taken by the rod to turn through a right angle is :

A uniform rod of mass 2 kg and length 1 m lies on a smooth horizontal plane. A particle of mass 1 kg moving at a speed of 2ms^-1 perpendicular to the length of the rod strikes it at a distance (1)/(4) m from the centre and stops . Find the angular velocity of the rod about its centre just after the collision (in rad/s)

A uniform rod of mass m , length l rests on a smooth horizontal surface. Rod is given a sharp horizontal impulse p perpendicular to the rod at a distance l//4 from the centre. The angular velocity of the rod will be

A uniform rod of mass m and length l is lying on a smooth table. An impulse J acts on the rod momentarily as shown in figure at point R. Just after that:

A uniform rod of mass m and length L is at rest on a smooth horizontal surface. A ball of mass m, moving with velocity v_0 , hits the rod perpendicularly at its one end and sticks to it. The angular velocity of rod after collision is

A uniform rod of mass M and length a lies on a smooth horizontal plane. A particle of mass m moving at a speed v perpendicular to the length of the rod strikes it at a distance a/4 from the centre and stops after the collision. Find a. the velocity of the cente of the rod and b. the angular velocity of the rod abut its centre just after the collision.

A uniform rod of mass m and length l rests on a smooth horizontal surface. One of the ends of the rod is struck in a horizontal direction at right angles to the rod. As a result the rod obtains velocity v_(0) . Find the force with which one-half of the rod will act ont he other in the process of motion.

A thin uniform rod of mass m and length l is kept on a smooth horizontal surface such that it can move freely. At what distance from centre of rod should a particle of mass m strike on the rod such that the point P at a distance l/3 from the end of the rod is instantaneously at rest just after the elastic collision?