Switch Gear protection of fuses is generally not used beyond 50 A 20 A 100 A 200 A 50 A 20 A 100 A 200 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse should have low cost high conductivity low melting point All of these low cost high conductivity low melting point All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon the spring tension All of these the rate of flux built up armature core air gap the spring tension All of these the rate of flux built up armature core air gap ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to compensate for line capacitive reactance improve line voltage None of these compensate for line inductive reactance compensate for line capacitive reactance improve line voltage None of these compensate for line inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Circuit breakers usually operate under after dc component has ceased transient state of short circuit current sub-transient state of short circuit current steady state of short circuit current after dc component has ceased transient state of short circuit current sub-transient state of short circuit current steady state of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to None of these insulate the contacts from switch body All of these lubricate the contacts extinguish the arc None of these insulate the contacts from switch body All of these lubricate the contacts extinguish the arc ANSWER DOWNLOAD EXAMIANS APP
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