Home
Class 11
PHYSICS
The power of water pump is 4 kW. If g=10...

The power of water pump is 4 kW. If `g=10 ms^(-2),` the amount of water it can raise in 1 minute to a height of 20 m is

A

100 litre

B

1000 litre

C

1200 litre

D

2000 litre

Text Solution

Verified by Experts

The correct Answer is:
`(3)`

`P =(mgh)/t`
Promotional Banner

Topper's Solved these Questions

  • WORK , ENERGY & POWER

    NARAYNA|Exercise EXERCISE -1 (H.W)|60 Videos
  • WORK , ENERGY & POWER

    NARAYNA|Exercise EXERCISE -II (C.W)|75 Videos
  • WORK , ENERGY & POWER

    NARAYNA|Exercise (C.U.Q ) COLLISIONS|14 Videos
  • WAVES

    NARAYNA|Exercise Exercise-IV|56 Videos
  • WORK POWER AND ENERGY

    NARAYNA|Exercise Level-VI (Integer)|12 Videos

Similar Questions

Explore conceptually related problems

The power of a water pump is 2 kW. If g = 10 m//s^2, the amount of water it can raise in 1 min to a height of 10 m is :

If the power of the motor of a water pump is 3kW , then the volume of water in llitres that can be lifted to a height of 10 m in one minute by the pump is (g = 10 ms^(-2))

What is the power of a pump which takes 10 seconds to lift 100 kg of water to a water tank situated at a height of 20 m? ( g = 10 m s^(-2) )

The power of a motor pump is 2kW. How much water per minute the pump can raise to a heiht of 10 m ? (Given g = 10 m//s^2)

The power of a motor pump is 5 kW. How much water per minute the pump an raise to height of 20 m ? Take g = 10ms ^-2 .

Assertion : The power of a pump which raises 100 kg of water in 10 sec to a height of 100 m is 10 KW . Reason : The practical unit of power is horse power.

NARAYNA-WORK , ENERGY & POWER -EXERCISE - 1 (C.W)
  1. A body of mass 2kg is projected vertically up with velocity 5ms^(-1). ...

    Text Solution

    |

  2. A force F = (2 vec i + vec j + vec k)N is acting on a particle moving ...

    Text Solution

    |

  3. The power of water pump is 4 kW. If g=10 ms^(-2), the amount of water ...

    Text Solution

    |

  4. From a waterfall, water is falling down at the rate of 100kg / s on th...

    Text Solution

    |

  5. A crane can lift up 10,000 kg of coal in 1 hour form a mine of 180 m d...

    Text Solution

    |

  6. A pump is required to lift 600 kg of water per minute from a well 25 m...

    Text Solution

    |

  7. A cable pulls a box with force of 5 kN and raises it at the rate of 2 ...

    Text Solution

    |

  8. An electric motor in a crane while lifting a load produces a tension o...

    Text Solution

    |

  9. An electric motor operates with an efficiency of 90%. A pump operated ...

    Text Solution

    |

  10. A machine gun fires 420 bullets per minute. The velocity of each bulle...

    Text Solution

    |

  11. A 1 kg mass at rest is subjected to an acceleration of 5m//s^(2) and t...

    Text Solution

    |

  12. If the power of the motor of a water pump is 3kW, then the volume of w...

    Text Solution

    |

  13. A body of mass m is tied to one end of a string of length l and revolv...

    Text Solution

    |

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

    Text Solution

    |

  15. A body of mass m is rotated in a vertical circle of radius R by means ...

    Text Solution

    |

  16. A body of mass m is rotated in a vertical circle with help of light st...

    Text Solution

    |

  17. A vehicle is travelling with uniform speed along a concave road of rad...

    Text Solution

    |

  18. A car is travelling along a flyover bridge which is a part of vertical...

    Text Solution

    |

  19. A very small particle rests on the top of a hemisphere of ra...

    Text Solution

    |

  20. Two steel balls A and B of mass 10 kg and 10 g rolls towards each othe...

    Text Solution

    |