Chemical Engineering Thermodynamics A large iceberg melts at the base, but not at the top, because of the reason that Due to the high pressure at the base, its melting point reduces All of these Ice at the base contains impurities which lowers its melting point The iceberg remains in a warmer condition at the base Due to the high pressure at the base, its melting point reduces All of these Ice at the base contains impurities which lowers its melting point The iceberg remains in a warmer condition at the base ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process. Adiabatic Isobaric None of these Isothermal Adiabatic Isobaric None of these Isothermal ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature. Above Below Either B or C At Above Below Either B or C At ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is R loge 4 R log10 4 Cv log10 4 Cv loge 4 R loge 4 R log10 4 Cv log10 4 Cv loge 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following will increase the volume of a real gas by four times ? Reducing the temperature to half and doubling the pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure Reducing the temperature to half and doubling the pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Domestic refrigerator usually works on the __________ refrigeration cycle. Vapour-ejection Carnot Air Absorption Vapour-ejection Carnot Air Absorption ANSWER DOWNLOAD EXAMIANS APP
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