Home
Class 11
PHYSICS
A small ball falling vertically downward...

A small ball falling vertically downward with constant velocity `4m//s` strikes elastically a massive inclined cart moving with velocity `4m//s` horizontally as shown. The velocity of the rebound of the ball is

A

`402 m//s`

B

`403 m//s`

C

`4m//s`

D

`405 m//s`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COLLISION

    NARAYNA|Exercise INTEGER TYPE QUESTIONS|8 Videos

  • COLLISION

    NARAYNA|Exercise Multiple Answer|11 Videos

  • CIRCULAR MOTION

    NARAYNA|Exercise LEVEL II(H.W)|51 Videos

  • FRICTION

    NARAYNA|Exercise Passage type of questions I|6 Videos

Similar Questions

Explore conceptually related problems

A small ball falling vertically downward with constant velocity 2 m//s strikes elastically an inclined plane moving with velocity 2 m//s as shown in figure. The velocity of rebound of the ball with respect ground is

A ball A is falling vertically downwards with velocity v_(1) . It strikes elastically with a wedge moving horizontally with velocity v_(2) as shown in figure . What must be the ratio (v_(1))/(v_(2)) , so that the ball bounces back in vertically upward direction relative to the wedge

Rain is falling vertically downward with velocity 4m//s. A man is moving horizontally with velocity 3 m//s , the velocity of rain with respect to man is

The rain is falling vertically downward with velocity 6m//s and a man is moving horizontally with velocity 8m//s . Find the velocity of rain with respect to the man.

A ball thrown vertically upwards with an initial velocity of 1.4 m//s. The total displcement of the ball is

A ball thrown vertically upwards with an initial velocity of 1.4 m/s returns in 2s. The total dispalcement of the ball is

A ball moving vertically downward with a speed of 10 m//s collides with a platform. The platform moves with a velocity of 5 m//s in downward direction. If e = 0.8 , find the speed (in m//s ) of the ball just after collision.

A ball of mass m moving with velocity v collides head on elastically with another identical ball moving with velocity - V. After collision

A ball of mass 4 kg moving with a velocity of 12 m//s impinges directly on another ball of mass 8 kg moving with velocity of 4 m//s in the same direction. Find their velocities after impact and calculate the loss of KE due to impact if e =0.5 .

Rain droplets are falling in vertically downward direction with velocity 5 m //s . A cyclist is moving in northward direction with velocity 10 m/s. The rain droplets will appear to the cyclist to be coming from

NARAYNA-COLLISION-Level-II (H.W)
  1. A small ball falling vertically downward with constant velocity 4m//s ...

    Text Solution

    |

  2. A bicycle chain of length 1.6 m and of mass 1 kg is lying on a horizon...

    Text Solution

    |

  3. A bucket of mass 'm' tied to a light rope is lowered at a constant acc...

    Text Solution

    |

  4. A weight of 5N is moved up a frictionless inclined plane from R to Q a...

    Text Solution

    |

  5. A 5 kg stone of relative density 3 is resting at the bed of a lake. It...

    Text Solution

    |

  6. Water is drawn from a well in a 5kg drum of capacity 55L by two ropes ...

    Text Solution

    |

  7. A ball is dropped from the top of a tower. The ratio of work done by f...

    Text Solution

    |

  8. A plate of mass m, length b, and breadth a is initially lying on a hor...

    Text Solution

    |

  9. A block of mass 10 kg slides down a rough slope which is inclined at 4...

    Text Solution

    |

  10. A uniform rope of length 'L and linear density 'mu' is on a smooth ho...

    Text Solution

    |

  11. A uniform rod of mass 2kg and length l is lying on a horizontal surfa...

    Text Solution

    |

  12. A block is constrained to move along xaxis under a force F=-(2x)N. Fin...

    Text Solution

    |

  13. A force of (4x^(2)+3x)N acts on a particle which displaces it from x=2...

    Text Solution

    |

  14. A body of mass 6kg is under a force which causes displacement in it gi...

    Text Solution

    |

  15. Two spheres of same material are moving with linetic energies in the r...

    Text Solution

    |

  16. If the momentum of a body decreases by 30%, then kinetic energy decrea...

    Text Solution

    |

  17. If the mass of a moving body decreased by one third of its initial mas...

    Text Solution

    |

  18. The kinetic energy of a projectile at the highest point of its path is...

    Text Solution

    |

  19. The kinetic energy of a moving body is given by k = 2v^(2), k being in...

    Text Solution

    |

  20. A simple pendulum is swinging vertical plane. The ratio of its potenti...

    Text Solution

    |

  21. A spring of force constant 800 Nm^(-1) is stretched initially by 5 cm....

    Text Solution

    |