Home
Class 11
PHYSICS
Two perfectly elastic particles A and B ...

Two perfectly elastic particles `A` and `B` of equal masses travelling along a line joining them with velocities `15 m//s` and `10m//s` respectively collide. Their velocities after the elastic collision will be (in m/s) respectively

A

0,25

B

5,20

C

10,15

D

20,5

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK, ENERGY, POWER & COLLISION

    ERRORLESS |Exercise Assertion|30 Videos

  • WORK , ENERGY , POWER AND COLLISION

    ERRORLESS |Exercise Self Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

Two elastic bodies P and Q having equal mases are moving along the same line with velocities of 16 m/s and 10 m/s respectively. Their velocities after the elastic collision will be in m/s :

Two equal masses m_1 and m_2 moving along the same straight line with velocites +3 m//s and - 5 m//s respectively collide elastically. Their velocities after the collision will be respectively.

Two balls of masses 10 kg and 20 kg approach each other with velocities 30 m/s and 20 m/s respectively . Calculate their velocities after they undergo a perfectly eleastic collision .

A 10kg ball and a 20kg ball approach each other with velocities 20m//s and 10m//s respectively. What are their velocities after collision, if the collision is perfectly elastic ?

Two identical balls are approaching towards each other on a straight line with velocity 2m//s and 4m//s , respectiely. Find the final velocities after elastic collision between them.

Two identiacal balls A and B having velocities of 0.5 m/s and 0.3" m"//"s" respectively collide elastically in one dimension. The velocities of B and A after the collision respectively will be

Two identical balls A and B having velocity of 0.5 m//s and -0.3 m//s respectively collide elastically in one dimension. The velocities of B and A after the collision respectively will be

ERRORLESS -WORK, ENERGY, POWER & COLLISION-Assertion
  1. Two perfectly elastic particles A and B of equal masses travelling alo...

    Text Solution

    |

  2. Statement-1: A person walking on a horizontal road with a load on his ...

    Text Solution

    |

  3. Assertion : The work done during a round trip is always zero. Reaso...

    Text Solution

    |

  4. Assertion : Work done by friction on a body sliding down an inclined...

    Text Solution

    |

  5. Assertion : When a gas is allowed to expand, work done by gas is pos...

    Text Solution

    |

  6. Assertion: A light body and a heavy body have same momentum. Then they...

    Text Solution

    |

  7. Assertion: The instantaneous power of an agent is measured as the dot...

    Text Solution

    |

  8. Assertion: The change in kinetic energy of a particle is equal to the ...

    Text Solution

    |

  9. Assertion: A spring has potential energy , both when it is compressed ...

    Text Solution

    |

  10. Statement-1:Comets move around the sun in elliptical orbits, the gravi...

    Text Solution

    |

  11. Assertion: Internal forces cannot change linear momentum. Reason: In...

    Text Solution

    |

  12. Assertion : Water at the foot of the water fall is always at differe...

    Text Solution

    |

  13. Assertion : The power of a pump which raises 100 kg of water in 10...

    Text Solution

    |

  14. Assertion: According to law of conservation of mechanical energy chang...

    Text Solution

    |

  15. Assertion : When the force retards the motion of a body, the work do...

    Text Solution

    |

  16. Assertion: In an elastic collision of two bodies , the momentum and en...

    Text Solution

    |

  17. Assertion : A body cannot have energy without possessing momentum but...

    Text Solution

    |

  18. Assertion : Power developed in circular motion is always zero. Reas...

    Text Solution

    |

  19. Assertion : A kinetic energy of a body is quadrupled, when its veloc...

    Text Solution

    |

  20. Assertion: A quick collision between two bodies is more violent that s...

    Text Solution

    |

  21. Assertion : Work done by or against gravitational force in moving a b...

    Text Solution

    |