Chemical Engineering Thermodynamics The variation of heat of reaction with temperature at constant pressure is given by the __________ law. None of these Kirchoffs Antonie's Kelvin's None of these Kirchoffs Antonie's Kelvin's 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 pressure to one fourth at constant temperature Reducing temperature to one fourth at constant pressure Reducing the temperature to half and doubling the pressure Doubling the absolute temperature as well as pressure of the gas Reducing pressure to one fourth at constant temperature Reducing temperature to one fourth at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Melting of wax is accompanied with __________ in entropy. Decrease None of these No change Increase Decrease None of these No change Increase ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The accentric factor of a materical, 'ω', is defined as ω = -log10(Prsat)Tr⁻¹ = 0.7, where, Prsat = reduced vapor pressure, Tr = reduced temperature. The value of accentric factor is always < 1 > 1 > 2 < 3 < 1 > 1 > 2 < 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is 667 1000 349 651 667 1000 349 651 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is 300(33/5) 300(35/7) 300(33/7) 300(32/7) 300(33/5) 300(35/7) 300(33/7) 300(32/7) ANSWER DOWNLOAD EXAMIANS APP
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