Engineering Thermodynamics The heat and mechanical energies are mutually convertible. This statement was established by Charles Joule Boyle None of these Charles Joule Boyle None of these 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 Joule's law Gay Lussac’s law Boyle's law Charles' law Joule's law Gay Lussac’s law Boyle's law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will Decrease Increase/decrease depending on application Remain unchanged Increase Decrease Increase/decrease depending on application Remain unchanged Increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Work done is zero but heat increases Heat transfer is zero Both (A) and (B) above Work done is zero Work done is zero but heat increases Heat transfer is zero Both (A) and (B) above Work done is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a gas is heated at constant volume Neither temperature nor pressure will increase Its pressure will increase Its temperature will increase Both temperature and pressure will increase Neither temperature nor pressure will increase Its pressure will increase Its temperature will increase Both temperature and pressure will increase ANSWER DOWNLOAD EXAMIANS APP
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