Engineering Thermodynamics The increase in entropy of a system represents Decrease in pressure Increase in availability of energy Increase in temperature Degradation of energy Decrease in pressure Increase in availability of energy Increase in temperature Degradation of 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. 9/7 4/7 11/4 All of the listed here 9/7 4/7 11/4 All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The polytropic index (n) is given by log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) 1 - (T1/T2) (T1/T2) - 1 1 - (T2/T1) 1 + (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 - (T2/T1) 1 + (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kilowatt is equal to 1 N-m/s 100 N-m 1 × 106 N-m/s 1000 N-m/s 1 N-m/s 100 N-m 1 × 106 N-m/s 1000 N-m/s ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a reversible adiabatic process, the ratio of T1/T2 is equal to (p2/p1)γ - 1/ γ (v2/v1)γ - 1/ γ (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ (p2/p1)γ - 1/ γ (v2/v1)γ - 1/ γ (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ ANSWER DOWNLOAD EXAMIANS APP
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