Chemical Engineering Thermodynamics Heat of reaction at constant volume is identified with __________ change. Neither A nor B Enthalpy Either A or B Internal energy Neither A nor B Enthalpy Either A or B Internal energy ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Fundamental principle of refrigeration is based on the __________ law of thermodynamics. Second Zeroth First Third Second Zeroth First Third 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 Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure Reducing pressure to one fourth at constant temperature Reducing the temperature to half and doubling the pressure Doubling the absolute temperature as well as pressure of the gas Reducing temperature to one fourth at constant pressure Reducing pressure to one fourth at constant temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature) 3KT/m √(6KT/m) √(2KT/m) √(3KT/m) 3KT/m √(6KT/m) √(2KT/m) √(3KT/m) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Joule-Thomson effect i.e., a throttling process is a constant __________ process. Enthalpy Internal energy Entropy Temperature Enthalpy Internal energy Entropy Temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. No change None of these Increase Decrease No change None of these Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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