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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`]

A

34km

B

544km

C

136km

D

68km

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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]

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