Home
Class 12
PHYSICS
Bulltes of 0.03 kg mass each hit a plate...

Bulltes of 0.03 kg mass each hit a plate at the rate of 200 bullets per second, with a velocity of 50 m/s and reflect back with a velocity of 30 m/s. The average force acting on one plate (in Newton) is

A

120

B

180

C

300

D

480

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • KINETICS THEORY OF GASES

    MBD PUBLICATION|Exercise QUESTION BANK|264 Videos

  • MAGNETISM AND MATTER

    MBD PUBLICATION|Exercise QUESTION BANK|191 Videos

Similar Questions

Explore conceptually related problems

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

A machine gun of mass 15 kg fires 30g bullets at the rate of 5 bullets per second with a velocity of 500 m/s. What force in newton's must be applied to the gun to hold in position ?

Sand drops fall vertically at the rate of 2 kg/sec on to a conveyor belt moving horizontal with a velocity 0.2 m/s. Then the extra force required to keep the belt moving is

A bullet is fired from a rifle with velocity of 750 m/s. If the length of the rifle barrel is 60 cm. Calculate the average acceleration.

A gun of mass 10000 kg fires a shot of mass 50 kg with a velocity of 250 m/s. Find recoil velocity the gun.

A bullet is fired from a rifle with velocity of 750 m/s. If the length of the rifle barrel is 60 cm. Calculate average velocity of the bulet in the barrel

A rocket burns 0.2 kg of fuel per second and ejects it as a gas with velocity of 10 km/s. Calculate the force exerted by the ejected gas on the rocket.

MBD PUBLICATION-LINEAR MOMENTUM FORCE-QUESTION BANK
  1. The mass of a lift is 500 kg. What will be the tension on it's cable w...

    Text Solution

    |

  2. A machine gun of mass 15 kg fires 30g bullets at the rate of 5 bullets...

    Text Solution

    |

  3. Bulltes of 0.03 kg mass each hit a plate at the rate of 200 bullets pe...

    Text Solution

    |

  4. Two weights are suspended from a string thrown over a light frictional...

    Text Solution

    |

  5. A car of mass 1000 kg is moving at 25m/s is brought to rest over a dis...

    Text Solution

    |

  6. A body of 0.02 kg falls from a height of 5 mts into a pile of sands. T...

    Text Solution

    |

  7. A motor car weighing 500 kg is moving with a speed of 15 m/s and the s...

    Text Solution

    |

  8. A force of 20 dynes acts on a body of mass 5 gm. What is the accelerat...

    Text Solution

    |

  9. A stone is dropped from the window of a train running at 50 (km)/(hr)....

    Text Solution

    |

  10. A 0.2 kg object at rest is subjected to a force (0.3hati - 0.4 hatj) N...

    Text Solution

    |

  11. A ball of mass 0.4 kg thrown up in air with velocity 30 m/s reaches th...

    Text Solution

    |

  12. A force factor applied on mass is represented by vec F = 6hati - 8hatj...

    Text Solution

    |

  13. A cricket ball of mass 250 g collides with a bat with velocity of 10 m...

    Text Solution

    |

  14. A bullet of mass 10 g is fired from a gun of mass 1 kg with recoil vel...

    Text Solution

    |

  15. A bomb explodes into two pieccs of masses 4 kg and 8 kg. The velocity ...

    Text Solution

    |

  16. A 8000 kg rocket is set for vertical firing. If the exhaust speed of g...

    Text Solution

    |

  17. A rocket of initial mass 6000 kg ejects gases at a constant rate of 16...

    Text Solution

    |

  18. In a rocket of mass 1000 kg, fuel is consumed at the rate of 40 kg/s. ...

    Text Solution

    |

  19. A machine gun has a mass 5 kg. It fires 50 gm bullets at the rate of 3...

    Text Solution

    |

  20. A block at rest explodes into 3 parts of the same mass. The momentum o...

    Text Solution

    |