Engineering Thermodynamics A cycle consisting of ___ and two isothermal processes is known as Stirling cycle. Two constant volume One constant pressure, one constant volume Two isentropic Two constant pressure Two constant volume One constant pressure, one constant volume Two isentropic Two constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Provides relationship between heat, work and internal energy All of these Enables to determine change in internal energy of the system Does not enable to determine change in entropy Provides relationship between heat, work and internal energy All of these Enables to determine change in internal energy of the system Does not enable to determine change in entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition of perfect vacuum, i.e., absolute zero pressure can be attained at A temperature of - 273.16°C A negative pressure and 0°C temperature A temperature of 0°C A temperature of 273 °K A temperature of - 273.16°C A negative pressure and 0°C temperature A temperature of 0°C A temperature of 273 °K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is 327°C 654°C 108°C 54°C 327°C 654°C 108°C 54°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During which of the following process does heat rejection takes place in Carnot cycle? Isothermal expansion Isentropic expansion Isothermal compression Isentropic compression Isothermal expansion Isentropic expansion Isothermal compression Isentropic compression ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas constant (R) is equal to the __________ of two specific heats. Difference Product Ratio Sum Difference Product Ratio Sum ANSWER DOWNLOAD EXAMIANS APP