Generation of Electrical Energy In a power station, diversity factor _______ as we move from consumer to power station Increases Decreases None of these Remains same Increases Decreases None of these Remains same ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy Alternator converts Sound energy into electrical energy Mechanical energy into electrical energy Electrical energy into mechanical energy None of these Sound energy into electrical energy Mechanical energy into electrical energy Electrical energy into mechanical energy None of these ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy If the load factor of a power station increases, the cost of per unit generation will Increases Data incomplete Decreases Remains same Increases Data incomplete Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy The effect of considering friction in steam nozzles for the same pressure ratio leads to increase in dryness fraction of exit steam decrease or increase of dryness fraction of exit steam depending upon inlet quality no change in the quality of exit steam decrease in dryness fraction of exit steam increase in dryness fraction of exit steam decrease or increase of dryness fraction of exit steam depending upon inlet quality no change in the quality of exit steam decrease in dryness fraction of exit steam ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy The isentropic expansion of steam through nozzle for the steam initially dry saturated at inlet is approximated by equation. pv pv1A = C pv1i = C pv = C pv pv1A = C pv1i = C pv = C ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy The efficiency of a modern boiler using coal and heat recovery equipment is about 65 to 70% 85 to 90% 25 to 30% 40 to 50% 65 to 70% 85 to 90% 25 to 30% 40 to 50% ANSWER DOWNLOAD EXAMIANS APP
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