Power Systems If, for a given alternator in economic operation mode, the incremental cost is given by (0.012 P + 8) Rs/MWh, dPL/dP = 0.2 and plant λ = 25, then power generation is 1500 MW 1250 MW 1000 MW 750 MW 1500 MW 1250 MW 1000 MW 750 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 1200 A. 35 kA. 104.8 kA. 3600 A. 1200 A. 35 kA. 104.8 kA. 3600 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load duration curve for a system is 8 hours 30 MW, 16 hours 25 MW and 24 hours 20 MW. The load factor will be 0.44. 0.83. 1.3. 0.25. 0.44. 0.83. 1.3. 0.25. ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? Draw - in - system / duct - pipe laying. None of these. Direct laying. Both A and B. Draw - in - system / duct - pipe laying. None of these. Direct laying. Both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are three two one six three two one six ANSWER DOWNLOAD EXAMIANS APP
Power Systems Buchholz relay is used for protection of alternator. transformer. none of these. bus bar. alternator. transformer. none of these. bus bar. ANSWER DOWNLOAD EXAMIANS APP
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