Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? oil circuit breaker rewireable fuse air break circuit breaker isolator oil circuit breaker rewireable fuse air break circuit breaker isolator ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to foreign matter on the contact surface too low contact pressure all of these slow making and breaking of load circuit contacts foreign matter on the contact surface too low contact pressure all of these slow making and breaking of load circuit contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear series reactors should have low resistance low impedance high resistance high impedance low resistance low impedance high resistance high impedance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The reflection co-efficient at the open circuited end of a transmission line unity infinity None of these zero unity infinity None of these zero ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of single phase motors only two single phase motors running in parallel three phase motors two phase motors only single phase motors only two single phase motors running in parallel three phase motors two phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The power loss is an important factor for the design of generator motor feeder transmission line generator motor feeder transmission line ANSWER DOWNLOAD EXAMIANS APP
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