Home
Class 11
PHYSICS
A bullet of mass 12 g strikes a soild su...

A bullet of mass 12 g strikes a soild surface at a speed of 400m/s. It penetrates to a depth of 3cm.Calculate the average resistance offered to the bullet.

Text Solution

Verified by Experts

32000N
Promotional Banner

Topper's Solved these Questions

  • WORK,ENERGY AND POWER

    BINA LIBRARY|Exercise EXERCISE|83 Videos
  • WAVES

    BINA LIBRARY|Exercise EXERCISE|97 Videos

Similar Questions

Explore conceptually related problems

A bullet of mass 100 g strikes a wooden plank with a velocity of 300 ms^-1 and emerges with a velocity 100 ms^-1 .Calculate the work done by the resistive force on the bullet

A bullet of mass 10 g is fired from a gun with a velocity of 800ms^-1 .After passing through a mud wall 100cm thick its velocity drops to 100ms^-1 .Calculate the average resistance offered by the wall.

A bullet of mass 50 g moving with a speed of 500 ms^-1 is brought to rest in 0.1 sec. Find the impulse and average force.

A body of mass 1kg falls from the top of a cliff 50 m high and buries itself one metre deep in mud.Find the average resistance offered by a mud and the time of penetration.

A bullet of mass 10 g travelling horizontally with a velocity of 150 m s^-1 strikes a stationary wooden block and comes to rest in 0.03 s. Calculate the distance of penetration of the bullet into the block.

A bullet weighing 10 g is fired with a velocity of 800ms −1 . After passing through a mud wall 1 m thick, its velocity decreases to 100ms −1 . Find the average resistance offered by the mud wall.

A bullet hits a Sand box with a velocity of 20 m/s and penetrates it up to a distance of 6 cm. Find the deceleration of the bullet in the sand box.

A bullet of mass 40gm is fired from a gun of mass 8kg with a velocity of 800 m/s, calculate the recoil velocity of gun.

A bullet with a speed of 3 x 10^3 cm//s strikes a wooden target and penetrates a distance of 1.5 cm. Find (i) the acceleration (ii) the time.

A bullet of mass 10 g travelling horizontally with a velocity of 150 m s^-1 strikes a stationary wooden block and comes to rest in 0.03 s. Calculate the force exerted by the wooden block

BINA LIBRARY-WORK,ENERGY AND POWER-EXERCISE
  1. A man of mass 60 kg walks up to the top of a building of height 15 m....

    Text Solution

    |

  2. A man cycles up a hill whoes slope is 1 m in 25 at the rate of 10 km/h...

    Text Solution

    |

  3. A bullet of mass 12 g strikes a soild surface at a speed of 400m/s. It...

    Text Solution

    |

  4. A body of mass 1kg falls from the top of a cliff 50 m high and buries...

    Text Solution

    |

  5. A force of 1000 dynes acts on a particle of mass 500 g for 10seconds....

    Text Solution

    |

  6. Calculate the power of a motor in kilo-watt ,which is capable of risin...

    Text Solution

    |

  7. A pump lifts 20 kg of water in one minute to a vertical height of 30m....

    Text Solution

    |

  8. Two bodies having masses 1g and 4g are moving with equal K.E find the ...

    Text Solution

    |

  9. A 200 g ball falls from rest through air. If its speed is 10 m/s after...

    Text Solution

    |

  10. A bullet of mass 100 g strikes a wooden plank with a velocity of 300ms...

    Text Solution

    |

  11. A force of 100 dynes acts on a particle of mass 0.5 kg for 10 sec. Cal...

    Text Solution

    |

  12. An engine lifts 200kg of metal to a vertical height of 30 m in one min...

    Text Solution

    |

  13. A car of weight 1000 kg moves with a uniform speed of 36Km/hr up an ...

    Text Solution

    |

  14. An engine of weight one metric ton is going up an inclined plane ,mak...

    Text Solution

    |

  15. A ball of mass 1.2 kg moving with velocity 20cm/s collides with anoth...

    Text Solution

    |

  16. A block of mass 2kg moving with certain velocity collides with a block...

    Text Solution

    |

  17. A block of mass 2 kg moving at 2.0m/s collides with another block of e...

    Text Solution

    |

  18. A block of 1.2 kg moving at 20 cm/s collides head-on with a simmilar b...

    Text Solution

    |

  19. A position dependent force F=(7-2x+3x^2)N acts on a small body of mass...

    Text Solution

    |

  20. A body constrained to move in y directions is sunjected to a force F=(...

    Text Solution

    |