Home
Class 11
PHYSICS
A stationary particle explodes into two ...

A stationary particle explodes into two particle of masses m1 and m2 and move in opposite directions with velocities v1 and v2.The ratio of their K.E is

A

m2/m1

B

m1/m2

C

1

D

m1v1/m1v2

Text Solution

Verified by Experts

The correct Answer is:
A
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 particle located at x = 0 at time t = 0 starts moving along positive x-direction with velocity v that varies as v = asqrtx . Show that x prop t^2 .

Two masses of 1 gm and 4 gm are moving with kinetic energies in the ratio of 1 : 4. The ratio of their linear momenta are

A partical of mass m1 is travelling with avelocity u1 strikes head-on against partical of mass m2 at rest.After collision the particales move with a velocity v1 and v2 respectively .show that the ratio of decrese in K.E of the partical of mass m1 to its original K.E is given By (4m1m2)/(m1+m2)^2

Define the co-efficient of restitution. A particle of a mass m moving with a velocity u struck head-on against another particle of mass Km at rest.After collision the particles move with velocities V1 and V2 respectively.If the collision is prefectly elastic.Prove that the loss of kinetic energyof the particle with mass m is maximum when k=1.

A 5 kg stationary bomb is exploded in three parts masses 1 : 1 : 3 respectively. Parts having same mass move in perpendicular direction with the velocity 30 m/s. Then the velocity of the bigger part is

A 4 kg mass and a 1 kg mass are moving with equal K.E.The ratio of their momentum is

Two bodies having masses 1g and 4g are moving with equal K.E find the ratio of their linear momentum.

Two rings have their moments of inertia in ratio 2 : 1 and their diameters are in the ratio 2 : 1. The ratio of their masses is

BINA LIBRARY-WORK,ENERGY AND POWER-EXERCISE
  1. If the momentum of a body increases by 50%,its K.E,increases by

    Text Solution

    |

  2. A ball whoes K.E is K is projected at an angle 45° to the horizental.T...

    Text Solution

    |

  3. A stationary particle explodes into two particle of masses m1 and m2 ...

    Text Solution

    |

  4. Two bodies with K.E in ratio 4:1 are moving with equal linear momentum...

    Text Solution

    |

  5. The P.E of a string when stretched by 2 cm is U.Its P.E when stretched...

    Text Solution

    |

  6. A spring of force constant 800 N/m has an extension of 5 cm . The wor...

    Text Solution

    |

  7. If water falls from a dam into a turbine wheel 19.6m below ,the veloc...

    Text Solution

    |

  8. An elastic ball is dropped from a height to 100m.It lose s 20% of its ...

    Text Solution

    |

  9. A ball dropped from a height og h.If the co-efficient of restitution b...

    Text Solution

    |

  10. A ball of mass m moving with a constant velocity strikes against a ba...

    Text Solution

    |

  11. Two particle of masses 1 g and 4g are moving with equal K.E. What is t...

    Text Solution

    |

  12. A body of mass m is moved to a height to equal to the radius of earth....

    Text Solution

    |

  13. The momentum of a body is doubled. Its K.E will

    Text Solution

    |

  14. A wound spring has

    Text Solution

    |

  15. The unit of energy is

    Text Solution

    |

  16. If a force F is applied on a body and it moves with a velocity V ,the ...

    Text Solution

    |

  17. If m is the mass and E the K.E of a body then its linear momenta is

    Text Solution

    |

  18. The power of awater pump is 2 kw.If g=10ms^-1 the amount of water it c...

    Text Solution

    |

  19. The P.E of a string when stretched by 2 cm is U.Its P.E when stretched...

    Text Solution

    |

  20. A bullet hits and gets embedded in a solid block resting on a frictio...

    Text Solution

    |