Home
Class 11
PHYSICS
A ball is thrown vertically downwards wi...

A ball is thrown vertically downwards with velocity `sqrt(2gh)` from a height h. After colliding with the ground it just reaches the starting point. Coefficient of restitution is :

A

`(1)/(sqrt(2))`

B

`(1)/(2)`

C

1

D

`sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • IMPULSE AND MOMENTUM

    ANURAG MISHRA|Exercise L-2|21 Videos
  • IMPULSE AND MOMENTUM

    ANURAG MISHRA|Exercise L-3,(P-1)|5 Videos
  • IMPULSE AND MOMENTUM

    ANURAG MISHRA|Exercise Example|50 Videos
  • FORCE ANALYSIS

    ANURAG MISHRA|Exercise Matching type|13 Videos
  • RIGID BODY MOTION

    ANURAG MISHRA|Exercise MATCH THE COLUMN|12 Videos

Similar Questions

Explore conceptually related problems

A rubber ball drops from a height 'h'. After rebounding twice from the ground, it rises to h//2 . The co-efficient of restitution is

After falling from a height h and striking the ground twice, a ball rise up to the height [e = coefficient of restitution]

A ball is thrown vertically downward with a velocity of 20m/s from the top of a tower,It hits the ground after some time with a velocity of 80m/s .The height of the tower is : (g=10m/g^(2))

A ball is thrown vertically upwards from the top of tower of height h with velocity v . The ball strikes the ground after time.

A ball is thrown vertically downward with velocity of 20 m/s from top of tower. It hits ground after some time with a velocity of 80 m /s . Height of tower is

A ball is thrown vertically upward with a velocity u from the top of a tower. If it strikes the ground with velocity 3u, the time taken by the ball to reach the ground is

For a body thrown vertically up with an initial velocity u ,the maximum height reached by body from the ground is

A ball is thrown vertically downwards from a height of 20m with an intial velocity v_(0) . It collides with the ground, loses 50% of its energy in collision and rebounds to the same height. The intial velocity v_(0) is (Take, g =10 ms^(-2) )

ANURAG MISHRA-IMPULSE AND MOMENTUM-Level 1
  1. A sphere moving with velocityv strikes elastically with a wall moving ...

    Text Solution

    |

  2. On a horizontal smooth surface a disc is placed at rest. Another disc ...

    Text Solution

    |

  3. A ball is thrown vertically downwards with velocity sqrt(2gh) from a h...

    Text Solution

    |

  4. A ball is projected with initial velocity u at an angle theta to the h...

    Text Solution

    |

  5. A ball is dropped from a height h. As it bounces off the floor, its sp...

    Text Solution

    |

  6. Internal forces can change

    Text Solution

    |

  7. In an elastic collision of two billiard balls which of the following q...

    Text Solution

    |

  8. A block of mass M lying on a smooth· horizontal surface is rigidly att...

    Text Solution

    |

  9. A boy hits a baseball with a bat an imparts an impulse J to the ball. ...

    Text Solution

    |

  10. A shell is fired from a cannon with a velocity v (m//sec.) at an angle...

    Text Solution

    |

  11. A disc of radis R is cut out from a larger disc of radius 2R in such a...

    Text Solution

    |

  12. There are some passengers inside a stationary railway compartment. The...

    Text Solution

    |

  13. All the particles of a body situated at distance d from the origin. Th...

    Text Solution

    |

  14. Two trains A and B are running in the same direction on the parallel r...

    Text Solution

    |

  15. Three blocks are initially placed as shown in the figure. Block A has ...

    Text Solution

    |

  16. A square plate of edge d and a circular disc of diameter d are placed ...

    Text Solution

    |

  17. A rocket of mass 4000 kg is set for vertical firing. How much gas must...

    Text Solution

    |

  18. Select the graph (s) which best represent the graph of bouncing ball. ...

    Text Solution

    |

  19. A ball of mass m falls vertically from a height h and collides with a ...

    Text Solution

    |

  20. A particle of mass m , initially at rest , is acted upon by a variable...

    Text Solution

    |