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A waterfall whose vertical height is 100...

A waterfall whose vertical height is `100m` discharges water into a pool below the fall. Calculate the rise in temperature of water assuming that all the heat remains in the water. (Specific heat capacity of water `=4200J kg^(-1)K^(-1)`)

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Specific heat capacity of water is ____ J kg^(-1) K^(-1) .

Water falls from a height of 50 m. Calculate the rise in temperature of water when it strikes the bottom. ( g = 10 ms^(-2) , sp. heat capacity of water = 4200 J//kg^(@)C )

Knowledge Check

  • Water falls from a height 500 m. what is the rise in temperature of water at bottom if whole energy remains in the water?

    A
    `0.96^(@)C`
    B
    `1.02^(@)C`
    C
    `1.16^(@)C`
    D
    `0.23^(@)C`

  • Water falls from a height 500m , what is the rise in temperature of water at bottom if whole energy remains in the water ? (J=4.2)

    A
    `0.96^(@)C`
    B
    `1.02^(@)C`
    C
    `1.16^(@)C`
    D
    `0.3^(@)C`

  • 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
    `0.23^(@)C`
    B
    `0.46^(@)C`
    C
    `2.3^(@)C`
    D
    `0.023^(@)C`

    • Similar Questions

    Explore conceptually related problems

    Find the increase in mass when 1 kg of water is heated from 0^@C to 100^@C . Specific heat capacity of water = 4200 J kg^(-1) K^(-1) .

    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

    A sample of 100 g water is slowly heated from 27^@C to 87^@C . Calculate the change in the entropy of the water specific heat capacity of water =4200(J)/(kg-K)

    A plate of area 10 cm^2 is to be electroplated with copper (density 9000 kg m^(-3) to a thickness of 10 micrometres on both sides, using a cell of 12 V . Calculate the energy spend by the cell in the process of deposition. If this energy is used to heat 100 g of water, calculate the rise in the temperature of the water. ECE of copper = 3 xx 10^(-7) kg C^(-1) and specific heat capacity of water = 4200 J kg^(-1) K^(-1) .

    Victoria falls in Africa is 122 m in height. Calculate the rise in temperature of the water if all the potential energy lost in the fall is converted into heat.

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