Engineering Thermodynamics One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to 800 K 1400 K 1200 K 1000 K 800 K 1400 K 1200 K 1000 K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1013 × 102 N/m2 All of these 760 mm of Hg 1.013 bar 1013 × 102 N/m2 All of these 760 mm of Hg 1.013 bar ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of root mean square velocity to average velocity of gas molecules at a particular temperature is 4.086 1.086 0.086 1.086 4.086 1.086 0.086 1.086 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Coke is produced When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel From the finely ground coal by moulding under pressure with or without a binding material By heating wood with a limited supply of air to a temperature not less than 280°C When coal is first dried and then crushed to a fine powder by pulverizing machine When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel From the finely ground coal by moulding under pressure with or without a binding material By heating wood with a limited supply of air to a temperature not less than 280°C When coal is first dried and then crushed to a fine powder by pulverizing machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Universal gas constant is defined as equal to product of the molecular weight of the gas and Gas constant Specific heat at constant pressure Ratio of two specific heats Specific heat at constant volume Gas constant Specific heat at constant pressure Ratio of two specific heats Specific heat at constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 20 to 30 15 to 20 5 to 8 3 to 6 20 to 30 15 to 20 5 to 8 3 to 6 ANSWER DOWNLOAD EXAMIANS APP
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