Power Systems Units of incremental cost is MWhr/Rs RsMW/hr Rs/MWhr Rs/hr MWhr/Rs RsMW/hr Rs/MWhr Rs/hr ANSWER DOWNLOAD EXAMIANS APP
Power Systems A pin type insulator has 100 kV puncture voltage. If 10 kV flash over voltage occurred in a transmission line, then find the safety factor of insulator? 1000 0.001 10 0.1 1000 0.001 10 0.1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The surge impedance of a 400 km long overhead transmission line is 420 Ω. For a 200 km length of the same line, the surge impedance will be 420 Ω 210 Ω 400 Ω 840 Ω 420 Ω 210 Ω 400 Ω 840 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? In case of parallel transmission lines stability increases fault current increases fault current reduces both 1 and 3 stability increases fault current increases fault current reduces both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 3rd harmonic current. 7th harmonic current. 5th harmonic current. 2nd harmonic current. 3rd harmonic current. 7th harmonic current. 5th harmonic current. 2nd harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ships are usually supplied power by Diesel engine. Steam accumulator. None of above. Hydraulic turbine. Diesel engine. Steam accumulator. None of above. Hydraulic turbine. ANSWER DOWNLOAD EXAMIANS APP
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