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 Pick out the extensive property out of the following. Surface tension Refractive index Free energy Specific heat Surface tension Refractive index Free energy Specific heat ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following will increase the volume of a real gas by four times ? Doubling the absolute temperature as well as pressure of the gas Reducing the temperature to half and doubling the pressure Reducing temperature to one fourth at constant pressure Reducing pressure to one fourth at constant temperature Doubling the absolute temperature as well as pressure of the gas Reducing the temperature to half and doubling the pressure Reducing temperature to one fourth at constant pressure Reducing pressure to one fourth at constant temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)? Liquid sulphur dioxide Methyl chloride Freon Ammonia Liquid sulphur dioxide Methyl chloride Freon Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Which of the following identities can be most easily used to verify steam table data for superheated steam. (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P (∂V/∂T)P = -(∂S/∂P)T (∂P/∂T)V = (∂S/∂V)T (∂T/∂V)S = (∂p/∂S)V (∂T/∂P)S = (∂V/∂S)P ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics In an irreversible process Tds = dE - dW = 0 Tds - dE + dW< 0 DE - dW - Tds = 0 Tds - dT + dW< 0 Tds = dE - dW = 0 Tds - dE + dW< 0 DE - dW - Tds = 0 Tds - dT + dW< 0 ANSWER DOWNLOAD EXAMIANS APP
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