Engineering Thermodynamics A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is Theoretically possible Cost will be very high May be possible with lot of sophistications Not possible Theoretically possible Cost will be very high May be possible with lot of sophistications Not possible ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law for the expansion or compression of gases, is pvn = C pvγ = C pv = m R T pv = C pvn = C pvγ = C pv = m R T pv = C 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) pvm = C pv = (RT)m pv = mRT pv = RTm pvm = C pv = (RT)m pv = mRT pv = RTm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During throttling process There is no change of internal energy of steam No work is done by expanding steam All of these Heat exchange does not take place There is no change of internal energy of steam No work is done by expanding steam All of these Heat exchange does not take place ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Entropy Temperature Internal energy Enthalpy Entropy Temperature Internal energy Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of gas constant (R) in S. I. units is 28.7 J/kgK 287 J/kgK 0.287 J/kgK 2.87 J/kgK 28.7 J/kgK 287 J/kgK 0.287 J/kgK 2.87 J/kgK ANSWER DOWNLOAD EXAMIANS APP