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The energy required to melt 1g. ice is 33j.The number of quanta of radiation of frequency 4.67×10 sec that must be absorbed to melt 10g ice is

The energy required to melt 1g. ice is 33j.The number of quanta of radiation of frequency 4.67×10 sec that must be absorbed to melt 10g ice is
 

Grade:10

1 Answers

Eshan
askIITians Faculty 2095 Points
3 years ago
Dear student,

Energy of each quanta =h\nu

\implies nh\nu=E
Energy required to melt 10g of ice=10\times 33J=330J

Hencen=\dfrac{E}{h\nu}

The value of frequency is not correctly given, but the above relation can provide the answer.

Hope it helps.

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