Home
Class 11
PHYSICS
Two identiacal balls A and B having ve...

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

A

0.3 m/s and 0.5 m/s

B

`-0.5 m//s and 0.3 m//s`

C

`0.5 m//s and -0.3 m//s`

D

`-0.3 m//s and 0.5 m//s`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Gravitation

    TARGET PUBLICATION|Exercise Exercise|273 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    TARGET PUBLICATION|Exercise Evaluation Test|12 Videos

Similar Questions

Explore conceptually related problems

2 balls have masses of 50 gm and 100 gm respectively and they are moving along the same line in the same direction with velocities of 3 m/s and 1.5 m/s respectively. They collide with each other and after the collision, the first ball moves with a velocity of 2.5 m/s. Calculate the velocity of the other ball after collision.

2 balls have masses of 50 gm and 100 gm and they are moving along the same line in the same direction with velocities of 3m/s and 1.5 m/s respectively. They collide with each other and after the collision, the first ball moves with a velocity of 2.5 m/s. Calculate the velocity of the other ball after collision.

If velocities of 3 molecules are 5 m/s, 6m/s and 7 m/s respectively, then their mean square velocity in m^2/s^2 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

The velocities of 4 molecules are 2 m//s , 4 m//s , 5 m//s and 6 m//s respectively. What is their mean square velocity?

A body of mass 2 kg collides with a body of mass 1 kg. Their initial velocities are 6 m/s and 4 m/s respectively. If the velocity of the first body after collision is : (14)/3 m/s , find the velocity of the second body after collision.

The velocities of three molecules of a gas are 2m//s , 3m//s and 4 m//s , respectively. Find the mean velocity and R.M.S. velocity of the molecule.

A ball of mass 5 kg travelling with velocity of 15 cm/s makes a head on collision with another ball of mass 1 kg which is at rest. After the collision, the speed of the lighter ball is

Two events A and B have probabilities 0.25 and 0.5 respectively. The probabilities that A and B occur simultaneously is 0.15. Then the probability that A or B occurs is

Choose the correct options A ball of mass 5 kg travelling with velocity of 15 cm//s makes a head on collision with another ball of mass 1 kg which is at rest. After the collision, the speed of the lighter ball is____ A. zero B. less than 15 c m / s C. equal to 15 c m / s D. greater than 15 c m / s

TARGET PUBLICATION-LAWS OF MOTION-EXERCISE
  1. An object flying in air with velocity (20hati + 25hatj - 12hatk) sudde...

    Text Solution

    |

  2. A ball of mass M(1) collides elastically and head on with another ball...

    Text Solution

    |

  3. Two identiacal balls A and B having velocities of 0.5 m/s and -0.3" ...

    Text Solution

    |

  4. Two particles A and B, move with constant velocities vec(v(1))" and "v...

    Text Solution

    |

  5. Two particles of masses m(1),m(2) move with initial velocities u(1) an...

    Text Solution

    |

  6. Dimensional formula for coefficient of restitution

    Text Solution

    |

  7. A sphere of mass 'm' moving with velocity 'v' collides head-on on anot...

    Text Solution

    |

  8. A moving block having mass m, collides with another stationary block h...

    Text Solution

    |

  9. A particle falls from a height h on a fixed horizontal surface and reb...

    Text Solution

    |

  10. A small steel ball bounces on a steel plate held horizontally. On eac...

    Text Solution

    |

  11. A ball moving with velocity 2 m/s collides head on with another statio...

    Text Solution

    |

  12. A ball is thrown vertically down from height of 40 m from the ground w...

    Text Solution

    |

  13. A ball is thrown vertically downwards from a height of 20 m with an in...

    Text Solution

    |

  14. On a frictionless surface, a block of mass M moving at speed v collide...

    Text Solution

    |

  15. In a collinear collision, a particle with an initial speed v(0) strike...

    Text Solution

    |

  16. A 1 kg ball moving with a speed of 6" ms"^(-1) collides head - on with...

    Text Solution

    |

  17. A particle of mass m moving in the x direction with speed 2v is hit by...

    Text Solution

    |

  18. Two bodies of masses 3 kg and 2 kg collide head-on. Their relative vel...

    Text Solution

    |

  19. Choose the correct options A block of mass m moving at a speed of u c...

    Text Solution

    |

  20. The force 'F' acting on a particle of mass 'm' is indicated by the for...

    Text Solution

    |