Home
Class 12
PHYSICS
A truck of mass 30,000 kg moves up an in...

A truck of mass 30,000 kg moves up an inclined plane of slope 1 in 100 at a speed of 30 kmph . The power of the truck is `(g=10ms^(-1))`

A

25 kW

B

10 kW

C

5 kW

D

2.5 kW

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WORK, POWER & ENERGY

    MOTION|Exercise Exercise - 2|30 Videos
  • WORK, POWER & ENERGY

    MOTION|Exercise Exercise - 3 Section-A|25 Videos
  • WORK, POWER & ENERGY

    MOTION|Exercise QUESTIONS FOR PRACTICE|25 Videos
  • WAVES

    MOTION|Exercise EXERCISE -4 (Level -II) (previous year JEE Advanced)|10 Videos

Similar Questions

Explore conceptually related problems

A loaded truck of mass 3000 kg moves on a level road at a constant speed of 6.00 0 m/s. The frictional force on the truck from the road is 1000 N. Assume that air drag is negligible. (a) How much work is done by the truck engine in 10.00 min ?

A car weighing 1000 kg is going up an incline with a slope of 2 in 25 at a steady speed of 18 kmph . If g = 10 ms^(-2) , the power of its engine is

A truck of amss 10 ton is movng up an incline of 1 in 50 with a uniform velocity of 72 km/h. If the resistance opposing the motion of the truck due to friction is 5 kg per ton, the power of the engine is (g=10m//s^(2))

An engine of mass 500kg is going up an inclined plane,3 in 5 at the rate of 36kmph.If the co-efficient of friction is 0.5.The power of engine is

A 30kg box has to move up an inclined plane of slope 30^(@) the horizontal with a unform velocity of 5 ms^(-1) . If the frictional force retarding the motion is 150N , the horizontal force required to move the box up is (g =ms^(-2)) .

A body is mass 300 kg is moved through 10 m along a smooth inclined plane of inclination angle 30^@ . The work done in moving (in joules) is (g = 9.8 ms^(-2)) .

A boy whose mass is 30 kg climbs, with a constant speed, a vertical rope of 6m long in 10 s. The power of the boy during the climb is : (Take g=10ms^(-2))

A person pushes a block of mass 4 kg up a frictionless inclined plane 10 m long and that makes an angle of 30^@ with the horizontal . Then the work done is

MOTION-WORK, POWER & ENERGY -Exercise - 1
  1. The bob of a simple pendulum of length l dropped from a horizontal pos...

    Text Solution

    |

  2. A block of mass m slips down an inclined plane as shown in the figure....

    Text Solution

    |

  3. In the given figure, the inclined surface is smooth. The body releases...

    Text Solution

    |

  4. In figure, block A is released from rest, when spring is at its natura...

    Text Solution

    |

  5. A machine, which is 72 percent efficient, uses 36 joules of energy in ...

    Text Solution

    |

  6. A 5 kg block is lifted vertically through a height of 5 metre by a for...

    Text Solution

    |

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

    Text Solution

    |

  8. A truck of mass 30,000 kg moves up an inclined plane of slope 1 in 100...

    Text Solution

    |

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

    Text Solution

    |

  10. A body of mass m, accelerates uniformly from rest to V(1) in time t(1)...

    Text Solution

    |

  11. A self-propelled vehicle of mass m, whose engine delivers a constant p...

    Text Solution

    |

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

    Text Solution

    |

  13. Power applied to a particle varices with time as P =(3t^(2)-2t + 1) wa...

    Text Solution

    |

  14. Assume the aerodynamic drag force on a car is proportional to its spee...

    Text Solution

    |

  15. An engine develops 10 kW of power. How much time will it take to lift ...

    Text Solution

    |

  16. A block of mass m slides down along the surface of the bowl from the r...

    Text Solution

    |

  17. A mass m is revolving in a vertical circle at the end of a string of l...

    Text Solution

    |

  18. A particle of mass m is rotating by means of a string in a vertical ci...

    Text Solution

    |

  19. A cane filled with water is revolved in a vertical circle of radius 4 ...

    Text Solution

    |

  20. A body is tied up a string of length l and rotated in vertical circle ...

    Text Solution

    |