Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is leading. zero. unity. lagging. leading. zero. unity. lagging. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used to increase the sag reduce the tension All of these reduce the vibrations at the point of support increase the sag reduce the tension All of these reduce the vibrations at the point of support ANSWER DOWNLOAD EXAMIANS APP
Power Systems The use of high speed circuit breakers reduces the short circuit current. improves system stability. increased the short circuit current. decrease system stability. reduces the short circuit current. improves system stability. increased the short circuit current. decrease system stability. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If power P available from a hydroelectric plant is given by the formula P = 9.81QH, where Q is the flow rate through the turbine in l / s and H is the head in meters, then P will be unit of W. HP. kWh. kJ / S. W. HP. kWh. kJ / S. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Corona is accompanied by violet visible light All of these hissing sound power loss and interference violet visible light All of these hissing sound power loss and interference ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rate of rise of re-striking voltage is dependent upon resistance of the system only capacitance of the system only both 1 and 2 inductance of the system only resistance of the system only capacitance of the system only both 1 and 2 inductance of the system only ANSWER DOWNLOAD EXAMIANS APP