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From what height should a piece of ice fall show that it completely melt only one quarter of heat predused is absorb by ice .

amar , 7 Years ago
Grade 11
anser 1 Answers
Arun

Last Activity: 7 Years ago

Dear Amar
 
E = mgh/4 = m Lf
h = 4 Lf/g
h = 4 *3.4 * 10^5/10
h = 13.6 * 104 metres
h = 136 km
 
Regards
Arun (askIITians forum expert)

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