Questions
A moving snowball is completely melted by its impact against a wall. The speed of snow ball is
detailed solution
Correct option is A
12mv2=mL12×v2=336×103v2=67.2×104v≈8.2×102m/sTalk to our academic expert!
Similar Questions
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 into heat during its fall. The value of h is (Take, latent heat of ice is 3.4 X 105 ]/kg and g = 10 N/kg)
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