Engineering Thermodynamics The polytropic index (n) is given by log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log (p2/ p1)/log (v1/ v2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log (p2/ p1)/log (v1/ v2) log [(p1v1)/(p2v2)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Stirling cycle consists of Two constant volume and two isentropic processes Two constant volume and two isothermal processes Two constant pressure and two isothermal processes One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant volume and two isothermal processes Two constant pressure and two isothermal processes One constant volume, one constant pressure and two isentropic processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which 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 Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of carbon monoxide requires __________ kg of oxygen to produce 11/7 kg of carbon dioxide gas. 4/7 All of the listed here 9/7 11/4 4/7 All of the listed here 9/7 11/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as Molecule Atom Element Compound Molecule Atom Element Compound ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle approaches to Otto cycle efficiency when Cut-off is constant Cut-off is increased Cut-off is zero Cut-off is decreased Cut-off is constant Cut-off is increased Cut-off is zero Cut-off is decreased ANSWER DOWNLOAD EXAMIANS APP
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