Engineering Thermodynamics Otto cycle consists of following four processes Two isentropic and two constant pressures Two isentropic and two constant volumes Two isentropic, one constant volume and one constant pressure Two isothermal and two isentropic Two isentropic and two constant pressures Two isentropic and two constant volumes Two isentropic, one constant volume and one constant pressure Two isothermal and two isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to First law of thermodynamics, Work-done by a system is equal to the heat transferred by the system Total internal energy of a system during a process remains constant Internal energy, enthalpy and entropy during a process remain constant Total energy of a system remains constant Work-done by a system is equal to the heat transferred by the system Total internal energy of a system during a process remains constant Internal energy, enthalpy and entropy during a process remain constant Total energy of a system remains constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as Stirling cycle Diesel cycle Carnot cycle Otto cycle Stirling cycle Diesel cycle Carnot cycle Otto cycle 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 Zero -ve Anywhere between zero and infinity +ve Zero -ve Anywhere between zero and infinity +ve ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy Decreases Remain constant First increases and then decreases Increases Decreases Remain constant First increases and then decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 3 to 6 5 to 8 20 to 30 15 to 20 3 to 6 5 to 8 20 to 30 15 to 20 ANSWER DOWNLOAD EXAMIANS APP