Switch Gear The operating time of a fuse is about 1 sec 1.5 sec 0.002 sec 0.8 sec 1 sec 1.5 sec 0.002 sec 0.8 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 50 milli-second 0.1 sec 100 micro-second 0.5 sec 50 milli-second 0.1 sec 100 micro-second 0.5 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have 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 low melting point and any specific resistance high melting point and low specific resistance Low melting point and low specific resistance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? carbon tetrachloride transformer oil distilled water sulphur hexafluoride carbon tetrachloride transformer oil distilled water sulphur hexafluoride ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Dc shunt relays are made of few turns of thick wire many turns of thin wire few turns of thin wire many turns of thick wire few turns of thick wire many turns of thin wire few turns of thin wire many turns of thick wire ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The information to the circuit breaker under fault conditions is provided by relay rewirable fuse H.R.'only All of these relay rewirable fuse H.R.'only All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS