Home
Class 11
PHYSICS
A particle of mass 9 kg is moving under ...

A particle of mass 9 kg is moving under the action of a central force whose potential energy is given by `U=10//r` For what energy it will orbit a circle of radius 10 m ? Calculate the time period of this motion

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • WORK, ENERGY AND POWER

    PHYSICS GALAXY - ASHISH ARORA|Exercise unsolved|1 Videos

  • WORK, ENERGY AND POWER

    PHYSICS GALAXY - ASHISH ARORA|Exercise MCQ|158 Videos

  • RIGID BODIES AND ROTATIONAL MOTION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical|63 Videos

Similar Questions

Explore conceptually related problems

A particle of mass 3 kg is moving under the action of a central force whose potential energy is given by U(r) = 10r3 joule. For what energy and angular momentum will the orbit be a circle of radius 10 m ?

A body of mass 2 kg is moving under the influence of a central force whose potential energy is given by U = 2r^(3) J . If the body is moving in a circular orbit of 5 m , its energy will be

A particle of mass m moves under the action of a central force. The potential energy function is given by U(r)=mkr^(3) Where k is a positive constant and r is distance of the particle from the centre of attraction. (a) What should be the kinetic energy of the particle so that it moves in a circle of radius a0 about the centre of attraction? (b) What is the period of this circualr motion ?

A particle moves in a circular orbit under the action of a central attractive force inversely proportional to the distance r . The speed of the particle is

For a particle moving under the action of a variable force, kinetic energy (k) varsus position (x) graph is given, then

If a particle of mass m is moving in a horizontal circle of radius r with a centripetal force (-1//r^(2)) , the total energy is

A particle moves in a circular orbit under the action of a central attractive force which is inversely proportional to the distance 'r' . The speed of the particle is

A particle of mass m is moving along a circle of radius r with a time period T . Its angular momentum is

A satellite of mass m is orbiting around the earth at a height equal to twice the radius of the earth (R). Its potential energy is given by

PHYSICS GALAXY - ASHISH ARORA-WORK, ENERGY AND POWER-unsolvedMCQ
  1. The resistance to motion of an automobile depends on road friction, wh...

    Text Solution

    |

  2. A pendulum bob can swing along a ciircular path on a smooth inclined p...

    Text Solution

    |

  3. A particle of mass 9 kg is moving under the action of a central force ...

    Text Solution

    |

  4. A smooth light horizontal rod AB can rotate about a vertical axis pass...

    Text Solution

    |

  5. A particle 'A' moves along a circle of radius R = 50 cm, so that its r...

    Text Solution

    |

  6. A particle moves in the plane xy with velocity v=ai+bxj, where i and j...

    Text Solution

    |

  7. A shell acquires the initial velocity v=320m//s, having made n=2.0 tur...

    Text Solution

    |

  8. A small object slides without friction from the height 5R//2 and then ...

    Text Solution

    |

  9. A point moves along a circle with a speed v=kt , where k=0.5m//s^(2) ...

    Text Solution

    |

  10. In the figure (a) and (b) AC and GF are fixed inclined planes BC = EF ...

    Text Solution

    |

  11. AB is a quarter of smooth circular track of radius R=6m. A particle P ...

    Text Solution

    |

  12. A 20 g bullet pierces through a plate of mass M(1) = 1 kg and then com...

    Text Solution

    |

  13. A 100 metric ton engine is moving up a slope of gradient 5^(@) at a s...

    Text Solution

    |

  14. A particle is projected with a speed u at angle theta with the horizon...

    Text Solution

    |

  15. A string with one end fixed on a rigid wall, passing over a fixed fric...

    Text Solution

    |

  16. Particle slides down the surface of a smooth fixed sphere of radius r ...

    Text Solution

    |

  17. A heavy particle is suspended by a light thread, the other end of the ...

    Text Solution

    |

  18. A block of mass m is held at rest on a smooth horizontal floor. A ligh...

    Text Solution

    |

  19. A smooth rubber cord of length l whose coefficient of elasticity is k ...

    Text Solution

    |

  20. The basket in a front loading automatic clothes dryer rotates about a ...

    Text Solution

    |