Engineering Thermodynamics The ratio of molar specific heats for mono-atomic gas is 1.87 1.67 1 1.4 1.87 1.67 1 1.4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Barometric pressure is equal to 1 mm Hg 735.6 mm Hg 760 mm Hg Zero mm Hg 1 mm Hg 735.6 mm Hg 760 mm Hg Zero mm Hg ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Isochoric process is one in which No mechanical work is done by the system Free expansion takes place All parameters remain constant Very little mechanical work is done by the system No mechanical work is done by the system Free expansion takes place All parameters remain constant Very little mechanical work is done by the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) P/T = constant, if v is kept constant V/T = constant, if p is kept constant P v = constant, if T is kept constant T/P = constant, if v is kept constant P/T = constant, if v is kept constant V/T = constant, if p is kept constant P v = constant, if T is kept constant T/P = constant, if v is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Second law of thermodynamics defines Entropy Internal energy Work Heat Entropy Internal energy Work Heat ANSWER DOWNLOAD EXAMIANS APP