Power Systems A 3 - Φ, 33 kV oil circuit breaker is rated 1200 A, 2000 MVA, 3 s. The symmetrical breaking current is 104.8 kA. 3600 A. 35 kA. 1200 A. 104.8 kA. 3600 A. 35 kA. 1200 A. 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. 2nd harmonic current. 7th harmonic current. 3rd harmonic current. 5th harmonic current. 2nd harmonic current. 7th harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relays is/are unit protection relays? over current relays both 1 and 2 Differential relays Buccholz relays over current relays both 1 and 2 Differential relays Buccholz relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems A network containing 50 buses in which 10 are the voltage control buses, 6 are the generator buses. Find the size of the Jacobian matrix? 84*84 33*33 34*34 83*83 84*84 33*33 34*34 83*83 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Based on the discharge, Kaplan turbine will discharge >10000 lpm 1000 lpm >10000 lpm 1000 lpm ANSWER DOWNLOAD EXAMIANS APP
Power Systems String efficiency depends upon no. of SCR in the string. all of these. voltage rating of whole string. voltage rating of one SCR. no. of SCR in the string. all of these. voltage rating of whole string. voltage rating of one SCR. ANSWER DOWNLOAD EXAMIANS APP
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