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A piece of ice falls from a height h so ...

A piece of ice falls from a height `h` so that it melts completely. Only one-quarter of the heat produced is absobed by the ice and all energy of ice gets converted into heat during its fall. The value of `h` is
[Latent heat of ice is `3.4 xx 10^(5) J//kg` and `g = 10 N//kg`]

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The correct Answer is:
`136 km`
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A piece of ice falls from a hight h so that it melts completely. Only one quarter of the heat produced is absorbed by the ice and all energy of ice gets converted into heat during its fall. The value of h is : (Latent heat of ice is 3.4xx10^(5) j//kg and g=10N//kg )

A piece of ice falls from a heighth so that it melts completely. Only one-quarter of the heat produced is absorbed by the ice and all energy of ice gets converted into heat during its fall. The value of height from which ice fall . [Latent heat of ice is 3.4 xx 10^(5) J//kg and g = 10 N/kg]

From what heigh should a piece of ice fall so that it melts completely ? Only one quarter of the heat produced is absorbed by the ice. Latent heat of ice is 3.4xx10^(5) j kg^(-1) and g=10 ms^(2) .

What is meant by saying that the latent heat of fusion of ice is 3.34 xx 10^(5)J//kg ?

A block of ice falls from certain height and completely melts. If only 3/4th of the enrgy is absorbed by the block. The height of the fall should be (L=363SI units and g=10ms^(-2) )

A refrigerator takes heat from water at 0^(@)C and transfer it to room at 27^(@)C . If 100 kg of water is converted in ice at 0^(@)C then calculate the work done. (Latent heat of ice 3.4xx10^(5) J//kg )

A 10 H inductor carries a current of 20A . How much ice at 0^@C could melted by the energy stored in the magnetic field of the inductor? Latent heat of ice is 22.6xx10^I3J//kg

RESONANCE-CALORIMETRY AND THERMAL EXPANSION-Exercise
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