Switch Gear A fuse in a motor circuit provides protection against open circuit, short-circuit and overload None of these short-circuit and overload overload open circuit, short-circuit and overload None of these short-circuit and overload overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is lighter than air None of these has pungent small is nontoxic is yellow in colour is lighter than air None of these has pungent small is nontoxic is yellow in colour ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? low oil circuit breaker bulk oil circuit breaker air break circuit breaker sf 6 circuit breaker low oil circuit breaker bulk oil circuit breaker air break circuit breaker sf 6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always 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° lagging the arc current by 90° None of these In phase with the arc current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Relay can be designed to respond to changes in resistance, reactance and impedance temperature voltage and current All of these resistance, reactance and impedance temperature voltage and current All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to protect the line None of these protect the appliance open the circuit prevent excessive currents protect the line None of these protect the appliance open the circuit prevent excessive currents ANSWER DOWNLOAD EXAMIANS APP
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