Home
Class 11
PHYSICS
If a shell fired from a cannon, explodes...

If a shell fired from a cannon, explodes in mid air, then

A

Its total kinetic energy increases

B

Its total momentum increases

C

Its total momentum decreases

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WORK , ENERGY , POWER AND COLLISION

    ERRORLESS |Exercise Ordinary Thinking (Objective Questions) (Power)|31 Videos
  • WORK , ENERGY , POWER AND COLLISION

    ERRORLESS |Exercise Ordinary Thinking (Objective Questions) (Elastic and Inelastic Collision)|68 Videos
  • WORK , ENERGY , POWER AND COLLISION

    ERRORLESS |Exercise Ordinary Thinking (Objective Questions) (Work Done by Variable Force)|26 Videos
  • WAVES AND SOUND

    ERRORLESS |Exercise SET|25 Videos
  • WORK, ENERGY, POWER & COLLISION

    ERRORLESS |Exercise Assertion|30 Videos

Similar Questions

Explore conceptually related problems

A shot fired from a cannon explodes in air. What will be the changes in the momentum and the kinetic energy?

When a cannot sheel explodes in mid-air,

Assertion: When a body dropped from a height explodes in mid air, its center of mass keeps moving in vertically downward directions. Reason: Explosion occurs under internal forces only. External force is zero.

A shell is fired from a gun and it explodes in two pieces at the highest point of trajectory . One piece retraces its apth to gun . What will be the velocity of other part just after explosion if shell is fired with a speed u at an angle theta with the horizontal ?

When a cannon shell explodes in mid air, then identify the incorrect statement

When an expolsive shell travelling in a parabolic path under the effect of gravity explodes in the mid air, the centre of mass of the fragments will move.

ERRORLESS -WORK , ENERGY , POWER AND COLLISION-Ordinary Thinking (Objective Questions) (Conservation of Energy and Momentum)
  1. A bullet moving with a speed of 100 ms^(-1) can just penetrate into tw...

    Text Solution

    |

  2. A particle of mass m1 is moving with a velocity v(1) and another parti...

    Text Solution

    |

  3. A ball of mass2 kg and another of mass 4 kg are dropped together from ...

    Text Solution

    |

  4. Four particles given have same momentum which has maximum kinetic ener...

    Text Solution

    |

  5. A body moving with velocity v has momentum and kinetic energy numerica...

    Text Solution

    |

  6. If a man increase his speed by 2m/s, his K.E. is doubled, the original...

    Text Solution

    |

  7. An object of mass 3m splits into three equal fragments. Two fragments ...

    Text Solution

    |

  8. A bomb is kept stationary at a point. It suddenly explodes into two fr...

    Text Solution

    |

  9. Which among the followinig, is a form of energy

    Text Solution

    |

  10. A body is moving with a velocity v , breaks up into two equal parts. O...

    Text Solution

    |

  11. If a shell fired from a cannon, explodes in mid air, then

    Text Solution

    |

  12. A particle of mass m moving with velocity V(0)stick a simple pendulum...

    Text Solution

    |

  13. Masses of two substances are 1 g and 9 g respectively. If their kineti...

    Text Solution

    |

  14. A body of mass 5 kg is moving with a momentum of 10 kg m//s. A force ...

    Text Solution

    |

  15. If the momentum of a body increases by 0.01%, its kinetic energy will ...

    Text Solution

    |

  16. 1 a.m.u is equivalent to

    Text Solution

    |

  17. A block of mass m initially at rest is dropped from a height h on to a...

    Text Solution

    |

  18. A spherical ball of mass 20kg is stationary at the top of a hill of he...

    Text Solution

    |

  19. The block of mass M moving on the frictionless horizontal surface col...

    Text Solution

    |

  20. A bomb of mass 30 kg at rest explodes into two pieces of mass 18 kg ...

    Text Solution

    |