Switch Gear Air blast circuit breaker is used for repeated duty over currents intermittent duty short duty repeated duty over currents intermittent duty short duty ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A short-circuit is identified by voltage rise voltage drop no current flow heavy current flow voltage rise voltage drop no current flow heavy current flow ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to 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 foreign matter on the contact surface ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of iron brass steel silver iron brass steel silver ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Generators Transmission line Transformers Motors Generators Transmission line Transformers Motors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? sf 6 circuit breaker air break circuit breaker bulk oil circuit breaker low oil circuit breaker sf 6 circuit breaker air break circuit breaker bulk oil circuit breaker low oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
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