11. Choose the wrong statement
12. In a refrigeration system, the expansion device is connected between the
13. The human body feels comfortable when the heat stored in the body is
14. The emissivity of a polished silver body is _________ as compared to black body.
15. Relative humidity is given by (where pv = Partial pressure of water vapour, pb = Barometric pressure, ps = Pressure of saturated air, pd = Pressure at dry bulb temperature, pw = Saturation pressure corresponding to wet bulb temperature and $$\mu $$ = Degree of saturation)
16. In which of the following refrigeration system, waste heat can be effectively used?
17. Environmental protection agencies advice against the use of chlorofluorocarbon refrigerants since
18. The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity)
19. In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by
20. Which of the following statement is correct?
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