Engineering Thermodynamics The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units) Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carnot cycle has maximum efficiency for Diesel engine Reversible engine Irreversible engine Petrol engine Diesel engine Reversible engine Irreversible engine Petrol engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for petrol engines is 10 to 20 15 to 30 5 to 8 3 to 6 10 to 20 15 to 30 5 to 8 3 to 6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Bituminous coal Hard coke Pulverized coal Soft coke Bituminous coal Hard coke Pulverized coal Soft coke ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On volume basis, air contains following parts of oxygen 23 21 77 25 23 21 77 25 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of pressure in S.I. units is kg/cm² Dyne per square cm mm of water column Pascal kg/cm² Dyne per square cm mm of water column Pascal ANSWER DOWNLOAD EXAMIANS APP