Power Systems For complete protection of 3-phase system from the short circuit faults minimum number of relays required are three one two six three one two six ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 900 500 450 250 900 500 450 250 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pumped storage plant is a peak load plant both 1 and 2 None of these base load plant peak load plant both 1 and 2 None of these base load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the spacing between the phase conductors, the value of line inductance remains unaffected None of these decrease increase remains unaffected None of these decrease increase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? All of these Initial cost of synchronous phase modifier is higher It consumes both active and reactive power It requires more maintenance because of running equipment All of these Initial cost of synchronous phase modifier is higher It consumes both active and reactive power It requires more maintenance because of running equipment 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 35 kA. 104.8 kA. 1200 A. 3600 A. 35 kA. 104.8 kA. 1200 A. 3600 A. ANSWER DOWNLOAD EXAMIANS APP
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