Switch Gear The relay operating coil is supplied through None of these current transformer fuse power transformer None of these current transformer fuse power transformer ANSWER DOWNLOAD EXAMIANS APP
Switch Gear HRC fuses provide best protection against short circuits open circuits reverse current overload short circuits open circuits reverse current overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of vaccum circuit breaker air-blast circuit breaker sf6 circuit breaker oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf6 circuit breaker oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between 33 kV to 66 kV 3.3 kV to 11 kv 11 kv to 33 kv None of these 33 kV to 66 kV 3.3 kV to 11 kv 11 kv to 33 kv None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always leading the arc current by 90° None of these In phase with the arc current lagging the arc current by 90° leading the arc current by 90° None of these In phase with the arc current lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An efficient and a well designed protective relaying should have economy and simplicity All of these high speed and selectivity good selectivity and reliability economy and simplicity All of these high speed and selectivity good selectivity and reliability ANSWER DOWNLOAD EXAMIANS APP
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