Engineering Thermodynamics The efficiency of Joule cycle is None of these Equal to Carnot cycle Greater than Carnot cycle Less than Carnot cycle None of these Equal to Carnot cycle Greater than Carnot cycle Less than Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a gas is heated at constant volume Its temperature will increase Both temperature and pressure will increase Its pressure will increase Neither temperature nor pressure will increase Its temperature will increase Both temperature and pressure will increase Its pressure will increase Neither temperature nor pressure will increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isentropic Process is isentropic and specific heat does not change with temperature Process is isothermal Flow is uniform and steady Process is isentropic Process is isentropic and specific heat does not change with temperature Process is isothermal Flow is uniform and steady ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heating of a gas at constant pressure is governed by Boyle's law Avogadro's law Gay-Lussac law Charles' law Boyle's law Avogadro's law Gay-Lussac law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant Charles' law Gay Lussac’s law Joule's law Boyle's law Charles' law Gay Lussac’s law Joule's law Boyle's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition for the reversibility of a cycle is The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All the processes, taking place in the cycle of operation, must be extremely slow All of these The working parts of the engine must be friction free The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All the processes, taking place in the cycle of operation, must be extremely slow All of these The working parts of the engine must be friction free ANSWER DOWNLOAD EXAMIANS APP
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