Home
Class 12
PHYSICS
A thin uniform bar of length L and mass ...

A thin uniform bar of length L and mass 8m lies on a smooth horizontal table .Two point masses m and 2 m are moving in the same horizontal plane from opposite sides of the bar with speeds 2v and v respectively .The masses stick to the bar after collision at a distances `(L)/(3) and (L)/(6)` respectively from the center of the bar if the bar starts rotating about its center of mass as result of collision the angular speed of the bar will be

A

`(6 v)/(5L)`

B

`(3 v)/(5L)`

C

`(v)/(6L)`

D

`(v)/(5L)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise Chemistry|1 Videos
  • JEE MAIN

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise All Questions|452 Videos
  • JEE MAINS 2020

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise PHYSICS|250 Videos

Similar Questions

Explore conceptually related problems

A uniform bar of length 6a and mass 8m lies on a smooth horizontal table. Two point masses m and 2m moving in the same horizontal plane with speeds 2v and v , respectively, strike the bar (as shown in the figure) and stick to the bar after collision. Denoting angular velocity (about the centre of mass), total energy and centre of mass velocity by omega , E and V_(C) , respectively, we have after collision

A uniform rod of length l and mass 2 m rests on a smooth horizontal table. A point mass m moving horizontally at right angles to the rod with velocity v collides with one end of the rod and sticks it. Then

A uniform rod of length l and mass 2 m rests on a smooth horizontal table. A point mass m moving horizontally at right angles to the rod with velocity v collides with one end of the rod and sticks it. Then

A uniform rod of length 8 a and mass 6 m lies on a smooth horizontal surface. Two point masses m and 2 m moving in the same plane with speed 2 v and v respectively strike the rod perpendicular at distances a and 2a from the mid point of the rod in the opposite directions and stick to the rod. The angular velocity of the system immediately after the collision is

A uniform rod of length l and mass 2m rests on a smooth horizontal table. A point mass m moving horizontally at right angles to the rod with initial velocity v collides with one end of the rod and sticks to it. Determine the position of the point on the rod which remains stationary immediately after collision.

A uniform rod of mass 3 m and length l is lying on a smooth horizontal surface. Two particle of mass m and 2 m moving with speed 2v_(0) and v_(0) in the opposite directly hit the rod perpendicularly at a distance (l)/(3) and (l)/(6) from the midpoint O of the rod ad stick to it after collision. if the loss in kinetic energy of the system due to collision is (n)/(5)mv_(0)^(2) find the value of n.

A uniform wooden bar of length l and mass m hinged on a vertical wall of a containing water, at one end. 3//5th part of the bar is submerged in water. Find the ratio of densities of the liquid and the bar.

A uniform stick of length l and mass m lies on a smooth table. It rotates with angular velocity omega about an axis perpendicular to the table and through one end of the stick. The angular momentum of the stick about the end is

Two uniform thin rods each of length L and mass m are joined as shown in the figure. Find the distance of centre of mass the system from point O

A uniform rod of mass m=2 kg and length l is kept on a smooth horizontal plane. If the ends A and B of the rod move with speeds v and 2v respectively perpendicular to the rod, find the: a. angulr velocity of CM of the rod. b. Kinetic energy of the rod (in Joule).