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 May be possible with lot of sophistications Not possible Cost will be very high Theoretically possible May be possible with lot of sophistications Not possible Cost will be very high Theoretically possible ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in steam boilers is Brown coal Peat Non-coking bituminous coal Coking bituminous coal Brown coal Peat Non-coking bituminous coal Coking bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The term N.T.P. stands for Normal temperature and pressure Natural temperature and pressure Nominal temperature and pressure Normal thermodynamic practice Normal temperature and pressure Natural temperature and pressure Nominal temperature and pressure Normal thermodynamic practice ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Boyle's law i.e. pV = constant is applicable to gases under High range of pressures Steady change of pressures Only small range of pressures All ranges of pressures High range of pressures Steady change of pressures Only small range of pressures All ranges of pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Maximum temperature is higher Expansion and compression are isentropic Heat rejection is lower Combustion is at constant volume Maximum temperature is higher Expansion and compression are isentropic Heat rejection is lower Combustion is at constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) Ru × T 3 Ru × T 2 Ru × T 1.5 Ru × T Ru × T 3 Ru × T 2 Ru × T 1.5 Ru × T ANSWER DOWNLOAD EXAMIANS APP