Engineering Thermodynamics A process, in which the temperature of the working substance remains constant during its expansion or compression, is called Hyperbolic process Isothermal process Polytropic process Adiabatic process Hyperbolic process Isothermal process Polytropic process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is equal to 1 γ ∝ 1 γ ∝ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is 1.086 1.086 0.086 4.086 1.086 1.086 0.086 4.086 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The basis for measuring thermodynamic property of temperature is given by First law of thermodynamics Third law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics First law of thermodynamics Third law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated system is one in which Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement? All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. ANSWER DOWNLOAD EXAMIANS APP