Switch Gear The advantage of HRC fuse is that it is quite cheap does not deteriorate with age has high speed of operation All of these is quite cheap does not deteriorate with age has high speed of operation All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker opens automatically is opened by remote control is opened manually None of these opens automatically is opened by remote control is opened manually None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? distilled water sulphur hexafluoride transformer oil carbon tetrachloride distilled water sulphur hexafluoride transformer oil carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 0.002 sec 1 sec 0.8 sec 1.5 sec 0.002 sec 1 sec 0.8 sec 1.5 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always lagging the arc current by 90° None of these In phase with the arc current leading the arc current by 90° lagging the arc current by 90° None of these In phase with the arc current leading the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker is a current controlling device None of these current limiting device circuit interrupting device current controlling device None of these current limiting device circuit interrupting device ANSWER DOWNLOAD EXAMIANS APP