Home
Class 11
PHYSICS
A body is moved along a straight line by...

A body is moved along a straight line by a machine delivering constant power . The distance moved by the body is time `t` is proptional to

A

`t^(3//4)`

B

`t^(3//2)`

C

`t^(1//4)`

D

`t^(1//2)`

Text Solution

Verified by Experts

Fv=P
`m(dv)/(dt)v=P`
`intv dv=intP/m dt`
`v prop t^(1//2)`
` x prop t^(3//2)`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A body is moved along a straight line by a machine delivering constant power . The distance moved by the body in time t is proportional to

A body is moves along a straight line by a machine dellvering a constant power . The distance moved by the body in time t is propertional as

A body at rest is moved along a horizontal straight line by a machine delivering a constant power. The distance moved by the body in time ‘t’ is proportional to:

A body is being moved from rest along a straight line by a machine delivering constant power. The distance covered by body in time t is proportional to

A body of mass m at rest starts moving along straight line by a machine delivering a constant power distance travelled by body in time t is

A body is moved from rest along a straight line by a machine delivering constant power .Calculate the velo0city and distance moved by the body as a function of time .

A body at rest is moved in a stright line by supplying constant power to it . Distance moved by the body in time t is found to be proportional to t^(n) Value of n is .

A body is moved from rest along straight line by a machine delievering constant power.Time taken by body to travel a distance 'S' is proportional to

RESONANCE-WORK POWER AND ENERGY-Exercise
  1. A body is falling under gravity . When it loses a gravitational potent...

    Text Solution

    |

  2. A block of mass m is attached to two unstretched springs of spring con...

    Text Solution

    |

  3. A body of mass m dropped from a certain height strikes a light vertica...

    Text Solution

    |

  4. A particle moves with a velocity v=(5hati-3hatj + 6hatk) ms^(-1) under...

    Text Solution

    |

  5. An electric motor creates a tension of 4500 newton in a hoisting cable...

    Text Solution

    |

  6. The potential energy of a partical veries with distance x as shown in ...

    Text Solution

    |

  7. The potential energy of a force filed vec(F) is given by U(x,y)=sin(x+...

    Text Solution

    |

  8. A spring of force constant 800N//m has an extension of 5cm. The work d...

    Text Solution

    |

  9. A body is moved along a straight line by a machine delivering constant...

    Text Solution

    |

  10. The total work done on a particle is equal to the change in its mechan...

    Text Solution

    |

  11. A ring of mass m can slide over a smooth vertical rod. The ring is con...

    Text Solution

    |

  12. The kinetic energy of a particle continuously icreses with time

    Text Solution

    |

  13. If force is always parallel to motion

    Text Solution

    |

  14. The given plot shows the variation of U, the potential energy of inter...

    Text Solution

    |

  15. A body of mass 5 kg is acted upon by a variable force.the force varies...

    Text Solution

    |

  16. An elevatore weighinig 500kg is to be lifted up at a constant velocity...

    Text Solution

    |

  17. A car of mass m is driven with acceleration a along a straight level r...

    Text Solution

    |

  18. The potential energy of a system increased if work is done

    Text Solution

    |

  19. Statement-1: A person walking on a horizontal road with a load on his ...

    Text Solution

    |

  20. Statement-1: Graph between potential energy of spring versus the exten...

    Text Solution

    |