Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) (T1/T2) - 1 1 - (T2/T1) 1 + (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 - (T2/T1) 1 + (T2/T1) 1 - (T1/T2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Increase in availability of energy Decrease in pressure Increase in temperature Degradation of energy Increase in availability of energy Decrease in pressure Increase in temperature Degradation of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as Diesel cycle Otto cycle Carnot cycle Stirling cycle Diesel cycle Otto cycle Carnot cycle Stirling cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Petrol is distilled at 470° to 550°C 220° to 345°C 345° to 470°C 65° to 220°C 470° to 550°C 220° to 345°C 345° to 470°C 65° to 220°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease lower temperature Decrease higher temperature Increase lower temperature Increase higher temperature Decrease lower temperature Decrease higher temperature Increase lower temperature Increase higher temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro's law, for a given pressure and temperature, each molecule of a gas Occupies volume proportional to its specific weight Occupies same volume Occupies volume inversely proportional to its specific weight Occupies volume inversely proportional to its molecular weight Occupies volume proportional to its specific weight Occupies same volume Occupies volume inversely proportional to its specific weight Occupies volume inversely proportional to its molecular weight ANSWER DOWNLOAD EXAMIANS APP
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