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 √(3KT/m) √(2KT/m) √(6KT/m) 3KT/m √(3KT/m) √(2KT/m) √(6KT/m) ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Heat of reaction is Independent of temperature changes Dependent on temperature only Dependent on pressure only Dependent on both pressure and temperature Independent of temperature changes Dependent on temperature only Dependent on pressure only Dependent on both pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine is Not changed Decreasing Data sufficient, can't be predicted Increasing Not changed Decreasing Data sufficient, can't be predicted Increasing ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Absorption/evolution of heat during conversion of a substance from one allotropic form to another is termed as the heat of Sublimation Vaporisation Transition Fusion Sublimation Vaporisation Transition Fusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The internal energy of an ideal gas is a function of its __________ only. Molecular size Temperature Volume Pressure Molecular size Temperature Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is Less pronounced Equal More pronounced Data insufficient, can't be predicted Less pronounced Equal More pronounced Data insufficient, can't be predicted ANSWER DOWNLOAD EXAMIANS APP
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