Engineering Thermodynamics A process, in which the temperature of the working substance remains constant during its expansion or compression, is called Polytropic process Adiabatic process Isothermal process Hyperbolic process Polytropic process Adiabatic process Isothermal process Hyperbolic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to E/2 E/3 3E/4 2E/3 E/2 E/3 3E/4 2E/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Process is executed in closed system cycle Process is thermodynamically in equilibrium Its entropy will change due to irreversibility Sum of heat and work transfer will be zero Process is executed in closed system cycle Process is thermodynamically in equilibrium Its entropy will change due to irreversibility Sum of heat and work transfer will be zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1013 × 102 N/m2 1.013 bar 760 mm of Hg All of these 1013 × 102 N/m2 1.013 bar 760 mm of Hg All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Both temperature and volume decreases Both temperature and volume increases Its temperature increases but volume decreases Its volume increases but temperature decreases Both temperature and volume decreases Both temperature and volume increases Its temperature increases but volume decreases Its volume increases but temperature decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease lower temperature Increase lower temperature Decrease higher temperature Increase higher temperature Decrease lower temperature Increase lower temperature Decrease higher temperature Increase higher temperature ANSWER DOWNLOAD EXAMIANS APP
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