Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Combustion is at constant volume Maximum temperature is higher Heat rejection is lower Expansion and compression are isentropic Combustion is at constant volume Maximum temperature is higher Heat rejection is lower Expansion and compression are isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to -ve +ve Anywhere between zero and infinity Zero -ve +ve Anywhere between zero and infinity Zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which The change in internal energy is equal to the mechanical work done No heat enters or leaves the gas The temperature of the gas changes All of these The change in internal energy is equal to the mechanical work done No heat enters or leaves the gas The temperature of the gas changes All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The term N.T.P. stands for Natural temperature and pressure Normal temperature and pressure Normal thermodynamic practice Nominal temperature and pressure Natural temperature and pressure Normal temperature and pressure Normal thermodynamic practice Nominal temperature and pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero temperature is taken as -237°C 237°C -273°C 273°C -237°C 237°C -273°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Reversed joule cycle is called Carnot cycle Brayton cycle Bell Coleman cycle Rankine cycle Carnot cycle Brayton cycle Bell Coleman cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP