A source of heat supplies heat at a constant rate to a substance. Fig. shows the variation of temperature of the substance with the heat supplied. The slope of segment DE represents:

A source of heat supplies heat at a constant rate to a substance. Fig.

1.	A source of heat supplies heat at a constant rate to a substance. Fig. shows the variation of temperature of the substance with the heat supplied. The slope of segment DE represents:
Answer» the LATENT heat of VAPORISATION the specific heat of vapour the thermal capacity of the vapour the reciprocal of the thermal capacity of the vapour Answer :D