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If the amount of heat required for a change of phase is 600 kcal. Calculate the latent heat of a 10 kg material.

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Question

If the amount of heat required for a change of phase is 600 kcal. Calculate the latent heat of a 10 kg material.

Numerical
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Solution

Given:

Q = 600 kcal, m = 10 kg

Formula:

Q = mL

L = `Q/m`

= `600/10`

= 60 kcal/kg​

The latent heat of the material is 60 kcal/kg​.

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Chapter 11: Heat - Intex Question [Page 274]

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Lakhmir Singh Physics [English] Class 10 ICSE
Chapter 11 Heat
Intex Question | Q 11. | Page 274
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