Home
Class 11
PHYSICS
If the net external forces acting on the...

If the net external forces acting on the system oif particles is zero, then which of the following may vary?

A

Momentum of the system

B

Velocity of center of mass

C

Position of center of mass

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
D
The center of mass under the given condition may be at rest or may be moving with constant velocity.
Promotional Banner

Topper's Solved these Questions

  • CENTRE OF MASS

    DC PANDEY ENGLISH|Exercise Assertion and reason|21 Videos

  • CENTRE OF MASS

    DC PANDEY ENGLISH|Exercise Match the coloumns|9 Videos

  • CENTRE OF MASS

    DC PANDEY ENGLISH|Exercise Check points|50 Videos

  • CALORIMETRY AND HEAT TRANSFER

    DC PANDEY ENGLISH|Exercise Medical entrance s gallery|38 Videos

  • CENTRE OF MASS, IMPULSE AND MOMENTUM

    DC PANDEY ENGLISH|Exercise Comprehension type questions|15 Videos

Similar Questions

Explore conceptually related problems

If net external force acting on the system is zero then

If no external force acts on a system

If no external force acts on a system

If net force on a system of particles is zero, then match the following.

Internal forces acting within a system of particles can alter

If the resultant force on a system of particles is non-zero, then:

The net external torque on a system of particles about an axis is zero. Which of the following are compatible with it ?

If the resultant of all the external forces acting on a system of particles is zero. Then from an inertial frame, one can surely say that

If the external forces acting on a system have zero resultant, the centre of mass

When a torque acting upon a system is zero, which of the following will be constant ?

DC PANDEY ENGLISH-CENTRE OF MASS-Taking it together
  1. Two trains A and B are running in the same direction on the parallel r...

    Text Solution

    |

  2. In a two block system an initial velocity v(0) with respect to ground ...

    Text Solution

    |

  3. If the net external forces acting on the system oif particles is zero,...

    Text Solution

    |

  4. The bob A of a simple pendulum is released when the string makes an a...

    Text Solution

    |

  5. Consider the following two statements: A. linear momentum of the syst...

    Text Solution

    |

  6. Consider the following two statements: A. Linear momentum of a syste...

    Text Solution

    |

  7. A particle of mass m has momentum p. Its kinetic energy will be

    Text Solution

    |

  8. A particle is projected from a point of an angle with the horizontal. ...

    Text Solution

    |

  9. A block of mass m at rest is acted upon by a force F for a time t. The...

    Text Solution

    |

  10. A 'T' shaped object with dimensions shown in the figure, is lying on a...

    Text Solution

    |

  11. A cricket ball of mass 150g moving with a speed of 126km//h hits at th...

    Text Solution

    |

  12. Two identical ball bearings in contact with each other and resting on ...

    Text Solution

    |

  13. During inelastic collision between two bodies, which of the following ...

    Text Solution

    |

  14. Conservation of momentum in a collision beween particles can be unders...

    Text Solution

    |

  15. For which of the following does the centre of mass lie outside the bod...

    Text Solution

    |

  16. Which of the following points is the likely position of the centre of ...

    Text Solution

    |

  17. A cannon ball is fired with a velocity 200m / sec at an angle of 60° w...

    Text Solution

    |

  18. A particle of mass m moving with velocity u makes an elastic one-dimen...

    Text Solution

    |

  19. Two balls of equal mass have a head on collision with speed 4ms^(-1) e...

    Text Solution

    |

  20. A metal ball falls from a height of 32 metre on a steel plate. If the ...

    Text Solution

    |