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 For reversible adiabatic process, change in entropy is Negative Zero Minimum Maximum Negative Zero Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of carbon requires 4/3 kg of oxygen and produces ________ kg of carbon monoxide gas. 44015 44142 44138 44046 44015 44142 44138 44046 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Both (A) and (B) above Work done is zero but heat increases Heat transfer is zero Work done is zero Both (A) and (B) above Work done is zero but heat increases Heat transfer is zero Work done is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Pulverized coal Bituminous coal Soft coal Hard coal Pulverized coal Bituminous coal Soft coal Hard coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of carbon monoxide requires 4/7 kg of oxygen and produces 8/3 kg of carbon monoxide gas 11/3 kg of carbon dioxide gas 7/3 kg of carbon monoxide gas 11/7 kg of carbon dioxide gas 8/3 kg of carbon monoxide gas 11/3 kg of carbon dioxide gas 7/3 kg of carbon monoxide gas 11/7 kg of carbon dioxide gas ANSWER DOWNLOAD EXAMIANS APP
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