Home
Class 12
PHYSICS
A bullet fired into a fixed target loses...

A bullet fired into a fixed target loses half of its velocity after penetrating 3 cm. How much further it will penetrate before coming to rest assuming that it faces constant resistance to motion?

A

3m cm

B

40 cm

C

10 cm

D

50 cm

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A STRAIGHT LINE & PLANE

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos
  • MOCK TEST 9

    VMC MODULES ENGLISH|Exercise PHYSICS (SECTION 2)|5 Videos
  • Motion in Straight Line

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE-J|10 Videos

Similar Questions

Explore conceptually related problems

A bullet fired into a fixed target loses half of its velocity in penetrating 15 cm. How much further it will penetrate before coming to rest?

A body loses half of its velocity on penetrating 6 cm in wooden block. How much will it penetrate more before coming to rest ?

A bullet fired into a wooden block loses half of its velocity after penetrating 40 cm. It comes to rest after penetrating a further distance of

If a body looses half of its velocity on penetrating 3 cm in a wooden block, then how much will it penetrate more before coming to rest?

If a body looses half of its velocity on penetrating 3 cm in a wooden block, then how much will it penetrate more before coming to rest?

A particle of mass 40 mg and carrying a charge 5 xx 10^(-9) C is moving directly towards a fixed positive point charge on magnitude 10^(-8) C . When it is at a distance of 10 cm from the fixed positive point charge it has a velocity of 50 cm s^(-1) at what distance from the fixed point charge will the particle come momentarily to rest ? Is the acceleration constant during motion?

A bullet when fixed at a target with a velocity of 100 ms^(-1) , penetrates one metre into it. If the bullet is fired with the same velocity as a similar target with a thickness 0.5 metre, then it will emerge from it with a velocity of

A bullet leaving the muzzle of a rifle barrel with a velocity v penetrates a plank and loses one-fifth of its velocity. It then strikes second plank, which it just penetrates through. Find the ratio of the thickness of the planks, supposing the average resistance to the penetration is same in both the cases.

When a ceiling fan is switched off, its angular velocity reduces to 50% while it makes 36 rotations. How many more rotations will it make before coming to rest?(Assume uniform angular retardation)

When a celling fan is switched off, its angular velocity falls to half while it makes 36 rotations. How many more rotations will it make before coming to rest ?

VMC MODULES ENGLISH-MOTION IN A STRAIGHT LINE & PLANE -IMPECCABLE
  1. The acceleration of a particle is increasing linerly with time t as bt...

    Text Solution

    |

  2. A body is projected horizontally with a velocity of 4 ms^(-1) from the...

    Text Solution

    |

  3. A bullet fired into a fixed target loses half of its velocity after pe...

    Text Solution

    |

  4. If acceleration of a particle at any time is given by a = 2t + 5 Ca...

    Text Solution

    |

  5. A particle moving with a uniform acceleration travels 24 m and 64 m i...

    Text Solution

    |

  6. A body is moving with uniform acceleration covers 200 m in the first 2...

    Text Solution

    |

  7. Which of the folowing can be zero, when a particle is in motion for so...

    Text Solution

    |

  8. A parachutist, after bailing out, falls 50 m without friction, When th...

    Text Solution

    |

  9. A body is projected veritclaly upwards.The times corresponding to heig...

    Text Solution

    |

  10. A particle moves in a straight line with a constant acceleration. It c...

    Text Solution

    |

  11. A car, starting from rest, accelerates at the rate f through a distanc...

    Text Solution

    |

  12. A particle moving in a straight line covers half the distance with a s...

    Text Solution

    |

  13. A car moving with a speed of 50 km h^(-1) can be stopped by brakes aft...

    Text Solution

    |

  14. The coordinates of a moving particle at any time't' are given by x = a...

    Text Solution

    |

  15. For a given initial speed, a projectile has the same range R for two a...

    Text Solution

    |

  16. A monkey is sitting on the tree. A hunter fires a bullet to kill him. ...

    Text Solution

    |

  17. A particle of mass m is projectile with veoocity u making an angle of ...

    Text Solution

    |

  18. The displacement of a particle starting from (at t = 0) is given by s=...

    Text Solution

    |

  19. A stone is thrown vertically upwards. When stone is at a height half o...

    Text Solution

    |

  20. Two projectiles are fired from the same point with the same speed at ...

    Text Solution

    |