Engineering Thermodynamics On volume basis, air contains following parts of oxygen 25 21 23 77 25 21 23 77 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas. None of these Do not change Change Both (A) and (B) None of these Do not change Change Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) 1.5 Ru × T Ru × T 2 Ru × T 3 Ru × T 1.5 Ru × T Ru × T 2 Ru × T 3 Ru × T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Addition of heat at constant pressure to a gas results in Raising its pressure Raising its temperature Raising its temperature and doing external work Raising its volume Raising its pressure Raising its temperature Raising its temperature and doing external work Raising its volume 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 2E/3 E/2 3E/4 E/3 2E/3 E/2 3E/4 E/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The energy of molecular motion appears as Heat Surface tension Friction Potential energy Heat Surface tension Friction Potential energy ANSWER DOWNLOAD EXAMIANS APP