Generation of Electrical Energy The efficiency of a modern boiler using coal and heat recovery equipment is about 25 to 30% 40 to 50% 85 to 90% 65 to 70% 25 to 30% 40 to 50% 85 to 90% 65 to 70% ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy Rankine cycle efficiency of a good steam power plant may be in the range of 35 to 45 percent 70 to 80 percent 15 to 20 percent 90 to 95 percent 35 to 45 percent 70 to 80 percent 15 to 20 percent 90 to 95 percent ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy In a power station, diversity factor _______ as we move from consumer to power station Decreases Remains same Increases None of these Decreases Remains same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy Water hammer is developed in a Surge tank Turbine Penstock Draft tube Surge tank Turbine Penstock Draft tube ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy Economiser improve the boiler efficiency by 4 to 10% 1 to 5 % 10 to 12 % 13 to 15 % 4 to 10% 1 to 5 % 10 to 12 % 13 to 15 % 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 pv = C pv1i = C pv1A = C pv pv = C pv1i = C pv1A = C ANSWER DOWNLOAD EXAMIANS APP
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