Home
Class 12
PHYSICS
A hunter has a machine gun that can fire...

A hunter has a machine gun that can fire 50 gm bullets with velocity 900 m/s. A 40 kg tiger springs at him with velocity 10 m/s. How many bullets must the hunter fire into the tiger in order to stop him in the track.

A

7

B

8

C

9

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
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 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 ?

A gun weighing 8 kg flies a bullet 40 gm wih a velocity 400 m/s. With what velocity does the gun recoil? What is the resultant momentum of the gun and the bullet before firing and after firing ?

A machine gun has a mass 5 kg. It fires 50 gm bullets at the rate of 30 bullets per minute at a speed of 400 m/s. What force is required to keep the gun in position.

A bullet is fired from a rifle with velocity of 750 m/s. If the length of the rifle barrel is 60 cm. Calculate time taken by the bullet to travel in the barrel

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

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 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 body of mass 10 kg is moving with a velocity of 100 m/s. Find the magnitude of the force required to stop it in 10 seconds. How much distance will it move through before coming to rest ?

MBD PUBLICATION-LINEAR MOMENTUM FORCE-QUESTION BANK
  1. A lift has a mass of 6000 kg. The upward tension of the supporting cab...

    Text Solution

    |

  2. A gun weighing 8 kg flies a bullet 40 gm wih a velocity 400 m/s. With ...

    Text Solution

    |

  3. A hunter has a machine gun that can fire 50 gm bullets with velocity 9...

    Text Solution

    |

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

    Text Solution

    |

  5. A body of mass 1 kg initially at rest explodes and breaks into three f...

    Text Solution

    |

  6. A neuron having mass 1.67x10^-27 kg and moving at 10^8m/s collides wit...

    Text Solution

    |

  7. A rocket burns 0.2 kg of fuel per second and ejects it as a gas with v...

    Text Solution

    |

  8. A passenger standing in a bus is thrown outwards when the bus has a su...

    Text Solution

    |

  9. A block of metals weighing 2 kg and 1kg are in contact with each other...

    Text Solution

    |

  10. A block of metal weighs 2 kg is resting on a frictionless plane. It is...

    Text Solution

    |

  11. A block of mass M is pulled down along a horizontal frictionless surfa...

    Text Solution

    |

  12. A massless string passes over a frictionless pulley and carries two ma...

    Text Solution

    |

  13. The potential energy of a body of mass m is given by U=ax+by where x,y...

    Text Solution

    |

  14. A ballon has 8 gm of air. A small hole is pierced into it. The air esc...

    Text Solution

    |

  15. A rope of length 8m and linear density 0.5 kg/m is lying length wise o...

    Text Solution

    |

  16. A body starts climbing up an inclined plane having inclination 30^@ an...

    Text Solution

    |

  17. An elevator and it's load weight a total of 1600 kg. If the elevator o...

    Text Solution

    |

  18. A packet of weight W is dropped with the help of a parachuate and on s...

    Text Solution

    |

  19. A light string passes over a pulley. To one of it's ends 6 kg is attac...

    Text Solution

    |

  20. Force of 2 kgf is applied at one end of the spring balance kept horizo...

    Text Solution

    |