Home
Class 12
PHYSICS
On a friction surface a block a mass M m...

On a friction surface a block a mass `M` moving at speed `v` collides elastic with another block of same mass `M` which is initially at rest . After collision the first block moves at an angle `theta` to its initial direction and has a speed `(v)/(3)`. The second block's speed after the collision is

A

`3/4v`

B

`sqrt3/4v`

C

`(2sqrt2)/3v`

D

`sqrt3/5v`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 62

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 65

    NTA MOCK TESTS|Exercise PHYSICS|44 Videos

Similar Questions

Explore conceptually related problems

On a frictionless surface,a block of mass M moving at speed v collides elastically with another block of same mass M which is initially at rest.After collision the first block moves at an angle theta to its initial direction and has a speed (v)/(3) .The second block's speed after the collision is ?

A block of mass 'm' moving on a frictionless surface at speed 'v' collides elastically with a block of same mass, initially at rest. Now the first block moves at an angle theta with its initial direction and has speed v_(1) . The speed of the second block after collision is

A ball A of mass 1 kg , moving with a speed of 12 m//s , collides obliquely and elasticity with another ball B which was initially at rest. Ball A then moves off at the right angle to its initial direction with a speed of 5 m//s . The momentum of ball B after the collision is

A ball of mass m moving at a speed v collides with another ball of mass 3m at rest. The lighter block comes to rest after collisoin. The coefficient of restitution is

A particle of mass m moving with speed V collides eleastically with another particle of mass 2mFind speed of smaller mass after head on collision

A block of mass m moving at speed upsilon collides wilth another block of mass 2 m at rest. The lighter block comes to rest after the collision. Find the coefficient of restitution.

A block of mass m moving with speed v , collides head on with another block of mass 2m at rest . If coefficient of restitution is 1/2 then what is velocity of first block after the impact ?

A block of mass 1 kg moving with a speed of 4 ms^(-1) , collides with another block of mass 2 kg which is at rest. The lighter block comes to rest after collision. The loss in KE of the system is

NTA MOCK TESTS-NTA NEET SET 63-PHYSICS
  1. What is the momentum of a photon having frequency 1.5 xx 10^(13) Hz ?

    Text Solution

    |

  2. The total energy of an electron revolving in the second orbit of a hyd...

    Text Solution

    |

  3. On a friction surface a block a mass M moving at speed v collides elas...

    Text Solution

    |

  4. A solid cube of the edge a is molten and moulded in eight identical sm...

    Text Solution

    |

  5. With what minimum speed v must a small ball should be pushed inside a ...

    Text Solution

    |

  6. A mass attached to one end of a string crosses top - most point on a v...

    Text Solution

    |

  7. A capacitor of capacitance C is fully charged by a 200 V battery. It i...

    Text Solution

    |

  8. In potentiometer experiment, null point isobtained at a particular poi...

    Text Solution

    |

  9. A uniform magentic field of induction B is confined in a cyclinderical...

    Text Solution

    |

  10. Two coil A and B have coefficient of mutual inductance M=2H. The magne...

    Text Solution

    |

  11. Two large oppositely charged insulated plates have a uniform electric ...

    Text Solution

    |

  12. Three concentric metallic spherical shells of radii R, 2R, 3R, are giv...

    Text Solution

    |

  13. Two satellites A and B go around a planet in circular orbits of radii ...

    Text Solution

    |

  14. A person sitting in a chair in a satellite feels weightless because

    Text Solution

    |

  15. The surface area of a black body is 5xx10^(-4) m^(2) and its temperatu...

    Text Solution

    |

  16. A Carnot engine takes 12.6xx10^6 J of heat from a reservoir at 627^@C ...

    Text Solution

    |

  17. The Carnot cycle of a reversible heat engine consists of

    Text Solution

    |

  18. A galvanometer coil has a resistance of 50 Omega and the meter shows f...

    Text Solution

    |

  19. A voltmeter having a resistance of 998 ohms is connected to a cell of ...

    Text Solution

    |

  20. Which of the following properties is False for a bar magnet ?

    Text Solution

    |