Power Systems Alternate formation and breakage of bubbles are called All of these cavitations. surgfication. water hamming. All of these cavitations. surgfication. water hamming. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 50. 10. 25. 15. 50. 10. 25. 15. 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. 5th harmonic current. 7th harmonic current. 2nd harmonic current. 3rd harmonic current. 5th harmonic current. 7th harmonic current. 2nd harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If skin depth is more, then skin effect is either 1 or 2 more less None of these either 1 or 2 more less None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems To protect the power transformer ( Y-Y with neutral grounded) against fault, which type of connection do the current transformers have? Δ-Y connection Δ-Δ connection Y-Y connection Y-Δ connection Δ-Y connection Δ-Δ connection Y-Y connection Y-Δ connection ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn both 1 and 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit both 1 and 2 The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit ANSWER DOWNLOAD EXAMIANS APP
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