Home
Class 11
PHYSICS
A body is moving up an inclined plane of...

A body is moving up an inclined plane of angle ` theta` with an initial kinetic energy E. The coefficient of friction between the plane and the body is `mu`. The work done against friction before the body comes to rest is

A

`(mu cos theta)/(E cos theta - sin theta)`

B

`2 mu E cos theta`

C

`(mu E cos theta)/(mu cos theta - sin theta)`

D

`(mu E cos theta)/(mu cos theta+sin theta)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • WORK POWER ENERGY

    AAKASH SERIES|Exercise EXERCISE - 2|107 Videos

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise PRACTICE SHEET (ADVANCED) (STRAIGHT OBJECTIVE TYPE QUESTIONS)|36 Videos

  • WORK, POWER & ENERGY

    AAKASH SERIES|Exercise PRACTICE EXERCISE (PERFECTLY INELASTIC COLLISIONS)|5 Videos
AAKASH SERIES-WORK POWER ENERGY-EXERCISE - 3
  1. A block of mass .m. moving with a speed .upsilon. compresses a spring ...

    Text Solution

    |

  2. A lorry and a car of mass ratio 4:1 are moving with KE in the ratio 3:...

    Text Solution

    |

  3. A body is moving up an inclined plane of angle  theta with an initial ...

    Text Solution

    |

  4. A body of mass 1.5 kg is allowed to slide down along a quadrant of a c...

    Text Solution

    |

  5. A particle in a certain conservative force field has a potential energ...

    Text Solution

    |

  6. A variable force, given by the 2-dimensional vector vec(F)=(3x^(2)hat(...

    Text Solution

    |

  7. Power applied to a particle varies with time as P=(3t^(2)-2t+1) watt, ...

    Text Solution

    |

  8. In a hydel power project, 2000 kg of water passes through the turbine ...

    Text Solution

    |

  9. A body is moving under the expense of a constant power. If .X. is the ...

    Text Solution

    |

  10. A car moves up as hill of incline 1 in 50 with a velocity of 15 KMPH. ...

    Text Solution

    |

  11. Human heart pumps 70 cc of blood at each beat against a pressure of 12...

    Text Solution

    |

  12. An air pump is pumping air in to a a large vessel against a pressure o...

    Text Solution

    |

  13. A machine rated as 150W, changes the velocity of a 10 kg mass from 4ms...

    Text Solution

    |

  14. Find the power of an engine which can draw a train of 400 metric ton u...

    Text Solution

    |

  15. A body is initially at rest. It undergoes one - dimensional motion wit...

    Text Solution

    |

  16. A force F acting on a body depends on its displacement s as F alpha s^...

    Text Solution

    |

  17. An air compressor is powered by a 200 rad/s electric motor using a V-b...

    Text Solution

    |

  18. A body is revolving in a vertical circle with constant mechanical ener...

    Text Solution

    |

  19. A particle suspended by a thread of length .l. is projected horizontal...

    Text Solution

    |

  20. A simple pendulum bob is given a horizontal velocity sqrt((7)/(2)gl) a...

    Text Solution

    |