1(xiii)
The amount of heat energy required to melt a given mass of a substance at its melting point without rise in its temperature is called:
- (a)specific heat capacity
- (b)specific latent heat of fusion
- (c)latent heat of fusion
- (d)specific latent heat of freezing
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latent heat of fusion
Reason — Heat energy absorbed in change of phase that is not externally manifested by any rise in temperature is called the latent heat of fusion.