Home
Class 11
PHYSICS
A body of mass m moving with velocity 3k...

A body of mass m moving with velocity `3km//h` collides with a body of mass 2m at rest. Now, the combined mass starts to move with a velocity

A

`4" km h"^(-1)`

B

`3" km h"^(-1)`

C

`2" km h"^(-1)`

D

`1" km h"^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • FORCE

    TARGET PUBLICATION|Exercise Classical Thinking (4.5 Inertial and non-inertial frames)|6 Videos

  • FORCE

    TARGET PUBLICATION|Exercise Classical Thinking (4.6 Moment of force)|5 Videos

  • FORCE

    TARGET PUBLICATION|Exercise Classical Thinking (4.3 Law of conservation of momentum)|13 Videos

  • ELECTROSTATICS

    TARGET PUBLICATION|Exercise EXCERCISE|156 Videos

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (EVALUATION TEST)|21 Videos

Similar Questions

Explore conceptually related problems

Solve the following examples: (numerical problems) A body of mass 1 kg, moving with a velocity of 4 m/s collides with a body of mass 0.5 kg moving with a velocity of 2 m/s . If the velocity of the first body after collision is 8/3 m/s , find the velocity of the second body after collision.

A body of mass 0.5 kg moving with a velocity of 6 m//s collides with another body of mass 2 kg moving at 2 m//s and travelling in opposite direction. If the two bodies travel together after the collision, find the velocity of combined mass and the loss of kinetic energy.

A body of mass 3 kg moving with a velocity (2hati+3hatj+3hatk) m/s collides with another body of mass 4 kg moving with a velocity (3hati+2hatj-3hatk) m/s. The two bodies stick together after collision. The velocity of the composite body is

A body of mass 1 kg moving with velocity 5 m/s collides with another body of mass 2 kg moving with velocity 1.5 m/s in opposite direction. If the coefficient of restitution is 0.8, their velocities aftter collision respectively are

A body of mass 1 kg moving with velocity 10 m//s collides with another body moving in opposite direction of mass 3 kg and velocity 3 m//s . After collision both the bodies move together. What is their common velocity?

Choose the correct options A block of mass m moving at a speed of u collides with another block of mass 2 m at rest. The lighter block comes to rest after the collision. The coefficient of restitution is

A sphere of mass 'm' moving with velocity 'v' collides head-on on another sphere of same mass which is at rest. The ratio of final velocity of second sphere to the initial velocity of the first sphere is (e is coefficient of restitution and collision is inelastic)

A body of mass 0.1 kg travelling with a velocity of 5 m/s, collides head-on with another body of mass 0.2 kg travelling in the same direction with a velocity of 1.2 m/s. If the two bodies stick together after collision, their common velocity is

A body of mass 2 kg moves with a velocity of 5 m/s. Find its kinetic energy.

A body P of mass 3 kg and moving with velocity of 2 m//s makes a head-on elastic collision wi9th other body 'Q' of mass 5 kg, which is at rest. What is velocity of Q after collision?