Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Isolator in sub station is open under ------------- condition? short circuit no load full load any of the above short circuit no load full load any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The arc voltage produced in an AC circuit breaker is always lagging the arc current by 90°. in phase with the arc current. leading the arc current by 90°. in phase opposition with the arc current. lagging the arc current by 90°. in phase with the arc current. leading the arc current by 90°. in phase opposition with the arc current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Asynchronous tie line is a None of these AC transmission line DC transmission line either 1 or 2 None of these AC transmission line DC transmission line either 1 or 2 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. 3600 A. 1200 A. 35 kA. 104.8 kA. 3600 A. 1200 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The method of neutral grounding affects the negative sequence network All of these zero sequence network positive sequence network negative sequence network All of these zero sequence network positive sequence network ANSWER DOWNLOAD EXAMIANS APP