Home
Class 11
PHYSICS
10,000 small balls, each weighing 1 gm ,...

10,000 small balls, each weighing 1 gm , strike one square cm of area per second with a velocity 100 m/s in a normal direction and rebound with the same velocity. The value of pressure on the surface will be

A

`2xx10^(3)N//m^(2)`

B

`2xx10^(5)N//m^(2)`

C

`10^(7)N//m^(2)`

D

`2xx10^(7)N//M^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • NEWTONS LAWS OF MOTION

    ERRORLESS |Exercise Third Law of Motion|24 Videos

  • NEWTONS LAWS OF MOTION

    ERRORLESS |Exercise Conservation of Linear Momentum and Impulse|27 Videos

  • NEWTONS LAWS OF MOTION

    ERRORLESS |Exercise Self Evaluation Test|16 Videos

  • MOTION IN TWO DIMENSION

    ERRORLESS |Exercise Exercise|319 Videos

  • ROTATIONAL MOTION

    ERRORLESS |Exercise Practice Problems (Problems based on motion of connected mass)|10 Videos

Similar Questions

Explore conceptually related problems

10000 small ball, each weighting 1g. Strike one square centimetre of area second with a velocity 100 m/s in normal directions and rebound with the same velocity . The volue of pressure on the surface will be

2000 small balls, each weighing 1 g, strike one square cm of area per second with a velocity of 100 m/s normal to the surface and rebounds with the same velocity. The pressure on the surface is

500 steel ballls each of mass 1 gram strike normally one sq. cm area of a metal plate per second, with a velocity of 10 m/s and rebound with the same velocity. What is the pressure exerted by the balls on the surface of the plate?

A cricket ball of mass 250g collides with a bat with velocity 10m//s and returns with the same velocity within 0.01 second. The force acted on bat is

10^(23) molecules of a gas, each having a mass of 3xx10^(-27) kg strike per second per sq. cm. of a rigid will at an angle of 60^(@) with the normal and rebound with a velocity of 500m//s . What is the pressure exerted by the gas molecules on the wall?

A ball of mass 500 gram strikes a wall with a velocity of 80 m/s and rebounds with the same velocity. If the tme of contact is 1/30 sec, then the force exerted by the ball on the wall is

A surface is hit elastically and normally by n balls per second, each of mass m moving with velocity u. if each ball is made to hit the same surface with velocity 2 u, the force on the surface would become K times. What is the value of K ?

A ball falls from a height of 5 m and strikes a lift which is moving in the upward direction with a velocity of 1 m s^(-1) , then the velocity with which the ball rebounds after collision will be

ERRORLESS -NEWTONS LAWS OF MOTION-Second Law of Motion
  1. A thief stole a box full of valuable articles of weight W and while ca...

    Text Solution

    |

  2. N bullet each of mass m kg are fired with a velocity v ms^-2 at the ra...

    Text Solution

    |

  3. If a body of mass m is carried by a lift moving with an upward acceler...

    Text Solution

    |

  4. With what minimum acceleration can monkey slide down a rope whose brea...

    Text Solution

    |

  5. A ball of mass m moves with speed v and it strikes normally with a wal...

    Text Solution

    |

  6. The velocity of a body at time t = 0 is 10sqrt2m//s in the north-east ...

    Text Solution

    |

  7. A body of mass 5 kg starts from the origin with an initial velocity ve...

    Text Solution

    |

  8. A body of mass 8kg is moved by a force F = (3x)N, where x is the disat...

    Text Solution

    |

  9. The linear momentum p of a body moving in one dimension varies with ti...

    Text Solution

    |

  10. A ball of mass 0.5 kg moving with a velocity of 2 m//s strikes a wall ...

    Text Solution

    |

  11. A paarticle moves in the xy-plane under the action of a force F such t...

    Text Solution

    |

  12. n balls each of mass m impinge elastically each second on a surface wi...

    Text Solution

    |

  13. A ball of mass 400 gm is dropped from a height of 5 m . A boy on the g...

    Text Solution

    |

  14. The time in which a force of 2 N produces a change of momentum of 0.4k...

    Text Solution

    |

  15. A gun of mass 10 kg fires 4 bullets per second. The mass of each bulle...

    Text Solution

    |

  16. A gardener water the plants by a pipe of dimeter 1mm . The water comes...

    Text Solution

    |

  17. A solid disc of mass M is just held in air horizontally by throwing 40...

    Text Solution

    |

  18. A ladder rests against a frictionless vertical wall, with its upper en...

    Text Solution

    |

  19. A satellite in a force - free space sweeps stationary interplanetary d...

    Text Solution

    |

  20. 10,000 small balls, each weighing 1 gm , strike one square cm of area ...

    Text Solution

    |