a piece of ice falls from a height 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 in to heat during its fall. The value of h is: [Latent heat of ice is 3.4 × 10 5 J/Kg and g = 10 N/kg]
Text Solution
Verified by ExpertsThe correct answer is:
D
= mL
h = 
= 136 km
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