Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 50 milli-second 100 micro-second 0.5 sec 0.1 sec 50 milli-second 100 micro-second 0.5 sec 0.1 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called restriking voltage supply voltage recovery voltage peak voltage restriking voltage supply voltage recovery voltage peak voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for intermittent duty repeated duty short duty over currents intermittent duty repeated duty short duty over currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rate of rise of restriking voltage depends on both inductance and capacitance of the system the capacitance of the system only the type of circuit breaker the inductance of the system only both inductance and capacitance of the system the capacitance of the system only the type of circuit breaker the inductance of the system only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear protection of fuses is generally not used beyond 20 A 100 A 200 A 50 A 20 A 100 A 200 A 50 A ANSWER DOWNLOAD EXAMIANS APP
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