Switch Gear A short-circuit is identified by no current flow heavy current flow voltage rise voltage drop no current flow heavy current flow voltage rise voltage drop ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? bulk oil circuit breaker sf 6 circuit breaker air break circuit breaker low oil circuit breaker bulk oil circuit breaker sf 6 circuit breaker air break circuit breaker low oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse should have low melting point high conductivity All of these low cost low melting point high conductivity All of these low cost ANSWER DOWNLOAD EXAMIANS APP
Switch Gear ________ relay is preferred for phase fault on short transmission line. Reactance Induction type None of these Impedance Reactance Induction type None of these Impedance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always In phase with the arc current None of these leading the arc current by 90° lagging the arc current by 90° In phase with the arc current None of these leading the arc current by 90° lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a circuit breaker is 0.002 sec 0.05 sec 0.2 sec 0.001 sec 0.002 sec 0.05 sec 0.2 sec 0.001 sec ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS