Engineering Thermodynamics If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be 20°C 0°C 80°C 40°C 20°C 0°C 80°C 40°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an irreversible cycle? Ericsson Stirling None of these Carnot Ericsson Stirling None of these Carnot ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat energy stored in the gas and used for raising the temperature of the gas is known as External energy Internal energy Molecular energy Kinetic energy External energy Internal energy Molecular energy Kinetic energy 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 The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) 1 - rγ - 1 1 - (1/r) γ/γ - 1 rγ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 1 - (1/r) γ/γ - 1 rγ - 1 1 - (1/r) γ - 1/ γ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of cp/cv for air is 1.45 1.4 2.3 1 1.45 1.4 2.3 1 ANSWER DOWNLOAD EXAMIANS APP