Engineering Thermodynamics The value of cp/cv for air is 1.45 2.3 1.4 1 1.45 2.3 1.4 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) dQ = ds/T δQ = T/ds δQ = T.ds None of the listed here dQ = ds/T δQ = T/ds δQ = T.ds None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant) pv = mRT pv = RTm pvm = C pv = (RT)m pv = mRT pv = RTm pvm = C pv = (RT)m ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to 1200 K 1000 K 1400 K 800 K 1200 K 1000 K 1400 K 800 K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is 735 J/kmol °K 83.14 J/kmol °K 29.27 J/kmol °K 848 J/kmol °K 735 J/kmol °K 83.14 J/kmol °K 29.27 J/kmol °K 848 J/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Zeroth law of thermodynamics Deals with heat engines States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other Deals with reversibility and irreversibility of process Deals with conversion of mass and energy Deals with heat engines States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other Deals with reversibility and irreversibility of process Deals with conversion of mass and energy ANSWER DOWNLOAD EXAMIANS APP