Home
Class 12
PHYSICS
A bomb at rest explodes into three parts...

A bomb at rest explodes into three parts of the same mass. The momentum of the parts are `2Phati`  and `Phatj` The momentum of the third part will have a magnitude of:

A

P

B

`Psqrt5`

C

`sqrt(3P)`

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    MODERN PUBLICATION|Exercise RECENT COMPETITIVE QUESTIONS|7 Videos
  • HEAT AND THERMODYNAMICS

    MODERN PUBLICATION|Exercise Recent Competitve Questions|17 Videos
  • MAGNETOSTATICS

    MODERN PUBLICATION|Exercise RECENT COMPETITIVE QUESTION|5 Videos

Similar Questions

Explore conceptually related problems

A 12 kg bomb at rest explodes into two piece of 4 kg and 8kg . If the momentum of 4kg piece is 20Ns, the kinetic energy of the 8kg piece I

A 5 kg stationary bomb is exploded in three parts having mass 1: 1: 3 respectively. Parts having same mass move in perpendicular direction with velocity 39 m/s, then the velocity of bigger part will be:

A nucleus at rest splits into two nuclear parts having radii in the ratio 1 : 2. Their velocities are in the ratio

Two particles each of mass m and charge q are attached to the two ends of a light rigid rod of length 2R. The rod is rotated at constant angular speed about a perpendicular axis passing through its centre. The ratio of the magnitudes of the magnetic moment of the system and its angular momentum about the centre of the rod is

MODERN PUBLICATION-LAWS OF MOTION-Revision test
  1. A monkey is descending from the branch of a tree with a constant accel...

    Text Solution

    |

  2. A mass of 10 g moving horizontally with a velocity of 100 m/s, strikes...

    Text Solution

    |

  3. A bomb at rest explodes into three parts of the same mass. The momentu...

    Text Solution

    |

  4. A ball weighing 10 gm hits a hard surface vertically with a speed of 5...

    Text Solution

    |

  5. In the above question, if the string C is strucjed slowly then:

    Text Solution

    |

  6. A force of 5 N making an angle with the horizontal acting on an object...

    Text Solution

    |

  7. A uniform chain of length L and mass m is lying on a smooth table. One...

    Text Solution

    |

  8. An object is placed on the surface of smooth inclined plane of inclina...

    Text Solution

    |

  9. Three concurrent forces of the same magnitude are in equilibrium. What...

    Text Solution

    |

  10. A particle is projected along the line of greatest slope up a rough in...

    Text Solution

    |

  11. A mass of 1 kg is suspended by a thread. It is : (i) lifted up with an...

    Text Solution

    |

  12. A long horizontal rod has a bead which can slide along its length, and...

    Text Solution

    |

  13. A cart is moving with a velocity 20 m/s. Sand is being dropped into th...

    Text Solution

    |

  14. The mass of block A is 100 kg and that of block B is 200 kg. The coeff...

    Text Solution

    |

  15. A body of weight 64 N' is pushed with justs enough force to start it m...

    Text Solution

    |

  16. The resultant of two forces, one double the other in magnitude, is per...

    Text Solution

    |

  17. A cylinder rolls up an inclined plane, reaches some height, and then r...

    Text Solution

    |

  18. A block of weight 200 N is pulled along a rough hori zontal surface at...

    Text Solution

    |

  19. A force vecF = 6t^(2)hat i +4thatj is acting on a particle of mass 3 k...

    Text Solution

    |

  20. A 10 kg box is placed on a surface. Coefficient of friction between su...

    Text Solution

    |