Engineering Thermodynamics Minimum work in compressor is possible when the value of adiabatic index ‘n’ is equal to 1 1.35 1.27 0.75 1 1.35 1.27 0.75 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) δQ = T.ds None of the listed here dQ = ds/T δQ = T/ds δQ = T.ds None of the listed here dQ = ds/T δQ = T/ds ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro's law, for a given pressure and temperature, each molecule of a gas Occupies volume inversely proportional to its molecular weight Occupies volume inversely proportional to its specific weight Occupies volume proportional to its specific weight Occupies same volume Occupies volume inversely proportional to its molecular weight Occupies volume inversely proportional to its specific weight Occupies volume proportional to its specific weight Occupies same volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? Temperature Pressure Volume All of these Temperature Pressure Volume All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The molecular mass expressed in gram (i.e. 1 g - mole) of all gases, at N. T. P., occupies a volume of 22.4 liters 2.24 liters 224 liters 0.224 liters 22.4 liters 2.24 liters 224 liters 0.224 liters ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Isochoric process is one in which Very little mechanical work is done by the system No mechanical work is done by the system All parameters remain constant Free expansion takes place Very little mechanical work is done by the system No mechanical work is done by the system All parameters remain constant Free expansion takes place ANSWER DOWNLOAD EXAMIANS APP