Engineering Thermodynamics The specific heat of air increases with increase in Temperature Variation of its constituents Both pressure and temperature Pressure Temperature Variation of its constituents Both pressure and temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isothermal Flow is uniform and steady Process is isentropic and specific heat does not change with temperature Process is isentropic Process is isothermal Flow is uniform and steady Process is isentropic and specific heat does not change with temperature Process is isentropic 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 Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is thermodynamically in equilibrium Process is executed in closed system cycle Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is thermodynamically in equilibrium ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Reversed Joule cycle is known as Bell-Coleman cycle Stirling cycle Carnot cycle Rankine cycle Bell-Coleman cycle Stirling cycle Carnot cycle Rankine cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is -80 kJ -40 kJ +60 kJ -140 kJ -80 kJ -40 kJ +60 kJ -140 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of molar specific heats for mono-atomic gas is 1.4 1.87 1.67 1 1.4 1.87 1.67 1 ANSWER DOWNLOAD EXAMIANS APP