Engineering Thermodynamics The principal constituents of a fuel are Oxygen and hydrogen Sulphur and hydrogen Sulphur and oxygen Carbon and hydrogen Oxygen and hydrogen Sulphur and hydrogen Sulphur and oxygen Carbon and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? Pressure All of these Temperature Volume Pressure All of these Temperature Volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam. 7/4 11/4 11/7 9/7 7/4 11/4 11/7 9/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated system is one in which Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so 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 Both (A) and (B) Change None of these Do not change Both (A) and (B) Change ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Its volume increases but temperature decreases Both temperature and volume decreases Its temperature increases but volume decreases Both temperature and volume increases Its volume increases but temperature decreases Both temperature and volume decreases Its temperature increases but volume decreases Both temperature and volume increases ANSWER DOWNLOAD EXAMIANS APP