Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 12.5 A 6.25 A 25 A 3.125 A 12.5 A 6.25 A 25 A 3.125 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against open-circuit faults only both open and short-circuit faults None of these short-circuit faults only open-circuit faults only both open and short-circuit faults None of these short-circuit faults only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always In phase with the arc current leading the arc current by 90° None of these lagging the arc current by 90° In phase with the arc current leading the arc current by 90° None of these lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Outdoor switchgear is generally used for voltage beyond 11 kV 132 kV 33 kV 66 kV 11 kV 132 kV 33 kV 66 kV ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against open circuit, short-circuit and overload short-circuit and overload None of these overload open circuit, short-circuit and overload short-circuit and overload None of these overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? time-delay trip shunt trip inverse time trip None of these time-delay trip shunt trip inverse time trip None of these ANSWER DOWNLOAD EXAMIANS APP
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