Home
Class 11
PHYSICS
In an elastic collision in absence of ex...

In an elastic collision in absence of external force, which of the following is /are correct

A

The linear momentum is conserved

B

The potential energy is conserved in collision

C

The final kinetic energy is less than the initial kinetic energy

D

The final kinetic energy is grater then initial kinetic energy

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

In elastic collision,

During elastic collision

In the elastic collision of objects

What is an elastic collision ?

What is an elastic collision ?

Assertion: In a perfectly inelastic collision in the absence of external forces , the kinetic energy is never conserved. Reason: The objects deformed and stick together in this type of collision.

In an elastic collision between two particles

RESONANCE-CENTRE OF MASS-Exercise
  1. If momentum of two objects are of same magnitude. Then speed of lighte...

    Text Solution

    |

  2. A body has its centre of maas at the origin. The x-coordinates of the ...

    Text Solution

    |

  3. In which of the following cases the centre of mass of a system is cert...

    Text Solution

    |

  4. If the external forces acting on a system have zero resultant, the cen...

    Text Solution

    |

  5. In an elastic collision in absence of external force, which of the fol...

    Text Solution

    |

  6. Find the position of centre of mass of the section shown in figure

    Text Solution

    |

  7. A man of mass M hanging with a light rope which is connected with a ba...

    Text Solution

    |

  8. Three particles of masses 20g, 30g and 40g are initially moving along ...

    Text Solution

    |

  9. Velocity of a particle of mass 2kg varies with time t according to the...

    Text Solution

    |

  10. A bullet of mass a and velocity b is fired into a large block of mass ...

    Text Solution

    |

  11. A force - time graph for a linear motion is shown in the figure where ...

    Text Solution

    |

  12. Five identical elastic balls are so suspended with strings of equal le...

    Text Solution

    |

  13. A particle of mass m moving with velocity u(1) collide elastically wit...

    Text Solution

    |

  14. Which of the following does not hold when two particles of masses m(1)...

    Text Solution

    |

  15. The coefficient of restitution ( e) for a perfectly elastic collision ...

    Text Solution

    |

  16. In one-dimensional elastic collision, the relative velocity of approac...

    Text Solution

    |

  17. Consider the elastic collision f two bodies A and B of equal mass. Ini...

    Text Solution

    |

  18. A body of mass M(1) collides elastically with another mass M(2) at res...

    Text Solution

    |

  19. When two bodies collide elastically, the force of interaction between ...

    Text Solution

    |

  20. Statement-1: The centre of mass of body may lie where there is no mass...

    Text Solution

    |