Home
Class 11
PHYSICS
In a water-fall the water falls from a h...

In a water-fall the water falls from a height of 100 m . If the entire K.E. of water is converted into heat, the rise in temperature of water will be

A

350 cal

B

150 cal

C

60 cal

D

6 cal

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Critical Thinking|27 Videos
  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Graphical Questions|14 Videos
  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Thermal Expansion|34 Videos
  • THERMODYNAMICS

    ERRORLESS |Exercise All Questions|304 Videos
  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise ET Self Evaluation Test|23 Videos

Similar Questions

Explore conceptually related problems

Water fall from a height 50m, If one third of its mechanical energy converted into heat what will be the rise in temperature of water

The height of a waterfall is 84 metre . Assuming that the entire kinetic energy of falling water is converted into heat, the rise in temperature of the water will be ( g=9.8 m//s^(2),J=4.2 joule / cal)

A water fall is 84 m high. Assuming that half the kinetic energy of falling water get converted to heat, the rise in temperature of water is

Water falls on the ground from 42 m height. It half of loss is potential energy converts into heat, then increase in temperature of water is

Water at Bhakra dam falls through a height of 210 m. Assuming that the whole of the energy due to fall is converted into heat, calculate the rise in temperature of water. Take J = 4.2 J cal^(-1) and g = 9.8 ms^(-2) .

ERRORLESS -THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY -Calorimetery
  1. A bullet moving with a uniform velocity v, stops suddenly after hittin...

    Text Solution

    |

  2. The height of a waterfall is 84 metre . Assuming that the entire kinet...

    Text Solution

    |

  3. In a water-fall the water falls from a height of 100 m . If the entire...

    Text Solution

    |

  4. In supplying 400 calories of heat to a system, the work done will be

    Text Solution

    |

  5. 0.93 watt - hour of energy is supplied to a block of ice weighing 10 g...

    Text Solution

    |

  6. The weight of a person is 60 kg . If he gets 105 calories heat through...

    Text Solution

    |

  7. The temperature of Bhakhra dam water at the ground level with respect ...

    Text Solution

    |

  8. The height of a waterfall is 84 metre . Assuming that the entire kinet...

    Text Solution

    |

  9. Hailstone at 0^@C from a height of 1 km on an insulating surface conve...

    Text Solution

    |

  10. The SI unit of mechanical equivalent of heat is

    Text Solution

    |

  11. Of two masses of 5 kg each falling from height of 10 m , by which 2 kg...

    Text Solution

    |

  12. A lead ball moving with a velocity v strikes a wall and stops. If 50% ...

    Text Solution

    |

  13. The SI unit of mechanical equivalent of heat is

    Text Solution

    |

  14. The height of a waterfall is 84 metre . Assuming that the entire kinet...

    Text Solution

    |

  15. A block of mass 100g slides on a rough horizontal surface, if the spee...

    Text Solution

    |

  16. 4200 J of work is required for

    Text Solution

    |

  17. At 100^(@)C , the substance that causes the most severe burn, is

    Text Solution

    |

  18. In a water-fall the water falls from a height of 100 m . If the entire...

    Text Solution

    |

  19. A lead bullet of 10g travelling at 300m//s strikes against a block of ...

    Text Solution

    |

  20. The temperature at which the vapour pressure of a liquid becomes equal...

    Text Solution

    |