Home
Class 12
PHYSICS
A proton of mass m collides elastically ...

A proton of mass m collides elastically with a particle of unknown mass at rest After the collision the proton and the unknwon particle are seen moving at an angle fo `90^(@)` with respect to each other The mass of unknown particle is :

A

`m(sqrt3)`

B

`m/2`

C

`2m`

D

`m`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

A particle of mass m collides with a stationary particle and continues to move at an angle of 45^(@) with respect to the original direction . The second particle also recoils at an angle of 45^(@) to this direction . The mass of the second particle is (collision is elastic )

A particle of mass m moving with speed V collides elastically with another particle of mass 2m. Find speed of smaller mass after head on collision

A particle of mass m moving with speed u collides perfectly inelastically with another particle of mass 3 m at rest. Loss of KE of system in the collision is

A particle of mass m with an initial velocity u hati+2u hatj collides with a particle of mass 3m at rest. After collision, the two particles stick together and the combined particle moves with a velocity v hati+v' hatj . Which of the following is incorrect?

A particle of mass m moving towards west with speed v collides with another particle of mass m movies towards south. If two particles st ich t o each other the speed of the new particle of mass 2 m will be

A smooth sphere of mass M moving with velocity u directly collides elastically with another sphere of mass m at rest. After collision their final velocities are V and v respectively. The value of v is

A smooth sphere of mass M moving with velocity u directly collides elastically with another sphere of mass m at rest. After collision their final velocities are V and v respectively. The value of v is

A particle of mass m is moving along the x -axis with speed v when It collides with a particle of mass 2m initially at rest. After the collision, the first particle has come to rest and the second particle has split into two equal-mass pieces that are shown in the figure. Which of the following statements correctly describes the speeds of the two places? (thetagt0)

A particle of mass m, collides with another stationary particle of mass M. If the particle m stops just after collision, then the coefficient of restitution for collision is equal to

A particle A of mass m initially at rest slides down a height of 1.25 m on a frictionless ramp, collides with and sticks to an identical particles B of mass m at rest as shown in the figure. Then, particles A and B together collide elastically with particle G of mass 2m at rest. The speed of particle G after the collision with combined body (A+B) would be (Take, g =10 ms^(-2))