Engineering Thermodynamics A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called Adiabatic process Polytropic process Hyperbolic process Isothermal process Adiabatic process Polytropic process Hyperbolic process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The state of a substance whose evaporation from its liquid state is complete, is known as Vapour Air Steam Perfect gas Vapour Air Steam Perfect gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio is the ratio of Total volume to swept volume Swept volume to total volume Total volume to clearance volume Swept volume to clearance volume Total volume to swept volume Swept volume to total volume Total volume to clearance volume Swept volume to clearance volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? All of these Volume Temperature Pressure All of these Volume Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During which of the following process does heat rejection takes place in Carnot cycle? Isentropic compression Isothermal expansion Isentropic expansion Isothermal compression Isentropic compression Isothermal expansion Isentropic expansion Isothermal compression ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) P v = constant, if T is kept constant V/T = constant, if p is kept constant T/P = constant, if v is kept constant P/T = constant, if v is kept constant P v = constant, if T is kept constant V/T = constant, if p is kept constant T/P = constant, if v is kept constant P/T = constant, if v is kept constant ANSWER DOWNLOAD EXAMIANS APP