Switch Gear For which of the following protection from negative sequence currents is provided ? Motors Transmission line Generators Transformers Motors Transmission line Generators Transformers ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc an inductive reactance a capacitive reactance a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc an inductive reactance a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? rewireable fuse isolator air break circuit breaker oil circuit breaker rewireable fuse isolator air break circuit breaker oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between None of these two or more similar electrical quantities two currents two voltages None of these two or more similar electrical quantities two currents two voltages ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Circuit breakers usually operate under after dc component has ceased sub-transient state of short circuit current transient state of short circuit current steady state of short circuit current after dc component has ceased sub-transient state of short circuit current transient state of short circuit current steady state of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rate of rise of restriking voltage depends on the capacitance of the system only the inductance of the system only the type of circuit breaker both inductance and capacitance of the system the capacitance of the system only the inductance of the system only the type of circuit breaker both inductance and capacitance of the system ANSWER DOWNLOAD EXAMIANS APP
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