Engineering Thermodynamics In a Carnot cycle, heat is transferred at Constant temperature Constant enthalpy Constant pressure Constant volume Constant temperature Constant enthalpy Constant pressure Constant volume ANSWER DOWNLOAD EXAMIANS APP
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 The condition for the reversibility of a cycle is The working parts of the engine must be friction free The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All of these All the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All of these All the processes, taking place in the cycle of operation, must be extremely slow ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is Possible, but with lot of sophistications Impossible Feasible Possible Possible, but with lot of sophistications Impossible Feasible Possible ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Carnot cycle depends upon Pressure ratio Volume compression ratio Temperature limits Cut-off ratio and compression ratio Pressure ratio Volume compression ratio Temperature limits Cut-off ratio and compression ratio ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In closed cycle gas turbine, the air is compressed Isentropically Isothermally Polytropically None of these Isentropically Isothermally Polytropically None of these ANSWER DOWNLOAD EXAMIANS APP
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