Engineering Thermodynamics According to First law of thermodynamics, Work-done by a system is equal to the heat transferred by the system Internal energy, enthalpy and entropy during a process remain constant Total energy of a system remains constant Total internal energy of a system during a process remains constant Work-done by a system is equal to the heat transferred by the system Internal energy, enthalpy and entropy during a process remain constant Total energy of a system remains constant Total internal energy of a system during a process remains constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv). None of these More than Equal to Less than None of these More than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas constant (R) is equal to the __________ of two specific heats. Product Difference Sum Ratio Product Difference Sum Ratio ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle consists of Two constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant volume and two isothermal processes One constant pressure, one constant volume and two isentropic processes Two constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant volume and two isothermal processes One constant pressure, one constant volume and two isentropic processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? Gay Lussac’s law Charles ‘law Boyle's law All of these Gay Lussac’s law Charles ‘law Boyle's law All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an ideal gas turbine plant, it is assumed that the compression and expansion processes are Polytropic Isentropic None of these Isothermal Polytropic Isentropic None of these Isothermal ANSWER DOWNLOAD EXAMIANS APP