Power Systems The arc voltage produced in an AC circuit breaker is always lagging the arc current by 90°. in phase opposition with the arc current. leading the arc current by 90°. in phase with the arc current. lagging the arc current by 90°. in phase opposition with the arc current. leading the arc current by 90°. in phase with the arc current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the conductor diameter decreases, inductance of the line, increases remains unaffected None of these decreases increases remains unaffected None of these decreases ANSWER DOWNLOAD EXAMIANS APP
Power Systems The area under a flow duration curve represents total quantity of run-off during that period. maximum rate of run-off during the period. total power available. total of units of energy available. total quantity of run-off during that period. maximum rate of run-off during the period. total power available. total of units of energy available. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers increased the short circuit current. decrease system stability. reduces the short circuit current. improves system stability. increased the short circuit current. decrease system stability. reduces the short circuit current. improves system stability. ANSWER DOWNLOAD EXAMIANS APP
Power Systems MCB stands for molded circuit breaker. miniature circuit breaker. minimum capacity breaker. maximum capacity breaker. molded circuit breaker. miniature circuit breaker. minimum capacity breaker. maximum capacity breaker. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The VSWR of transmission line is Proportional to load and characteristic impedance. Directly proportional to voltage minimum and inversely proportional to voltage maximum. Directly proportional to load impedance and inversely to characteristic impedance. Directly proportional to characteristic impedance and inversely to load impedance. Proportional to load and characteristic impedance. Directly proportional to voltage minimum and inversely proportional to voltage maximum. Directly proportional to load impedance and inversely to characteristic impedance. Directly proportional to characteristic impedance and inversely to load impedance. ANSWER DOWNLOAD EXAMIANS APP