Switch Gear Interruption of large currents by relay requires arc suppressing blow out coils all of these wide separation of the opened contacts high speed opening of contacts arc suppressing blow out coils all of these wide separation of the opened contacts high speed opening of contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have low melting point and any specific resistance high melting point and low specific resistance Low melting point and low specific resistance low melting point and high specific resistance low melting point and any specific resistance high melting point and low specific resistance Low melting point and low specific resistance low melting point and high specific resistance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The device that detects the fault in a power system is circuit breaker None of these relay isolator circuit breaker None of these relay isolator ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always None of these leading the arc current by 90° In phase with the arc current lagging the arc current by 90° None of these leading the arc current by 90° In phase with the arc current lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called supply voltage recovery voltage peak voltage restriking voltage supply voltage recovery voltage peak voltage restriking voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas is yellow in colour has pungent small is lighter than air Is nontoxic is yellow in colour has pungent small is lighter than air Is nontoxic ANSWER DOWNLOAD EXAMIANS APP
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