Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Bituminous coal Hard coal Soft coal Pulverized coal Bituminous coal Hard coal Soft coal Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During which of the following process does heat rejection takes place in Carnot cycle? Isentropic compression Isentropic expansion Isothermal expansion Isothermal compression Isentropic compression Isentropic expansion Isothermal expansion Isothermal compression 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. Change Do not change Both (A) and (B) None of these Change Do not change Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Measurement of temperature is based on Zeroth law of thermodynamics First law of thermodynamics Thermodynamic properties Second law of thermodynamics Zeroth law of thermodynamics First law of thermodynamics Thermodynamic properties Second law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is Cost will be very high May be possible with lot of sophistications Theoretically possible Not possible Cost will be very high May be possible with lot of sophistications Theoretically possible Not possible 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. 9/7 11/4 7/4 11/7 9/7 11/4 7/4 11/7 ANSWER DOWNLOAD EXAMIANS APP