E.6 By doing light exercise, a person produces heat at the rate of 600Kcal/h. If 60% of this heat is lost by evaporation of water, estimate the mass of water lost in 2 hours. The latent heat of vaporization of sweat is equal to 2.46X10^6J/Kg. Answer: 1.23 Kg

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Basic Thermodynamic Processes

The word 'thermodynamics' can be divided into two words, 'thermo' and 'dynamics'. The word thermo deals with the heat and thermal phenomenon, whereas dynamics deals with forces or external agent that drives the heat flow or aids in the motion of heat.