Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 4 mm. 0.4 mm. 0.2 mm. 2 mm. 4 mm. 0.4 mm. 0.2 mm. 2 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from open circuits protection of equipment from external lightning All of these protection of equipment from short circuits protection of equipment from open circuits protection of equipment from external lightning All of these protection of equipment from short circuits ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following shunt capacitor both 1 and 2 shunt reactor series capacitor shunt capacitor both 1 and 2 shunt reactor series capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power capacity of a transmission line can be increased by nether 1 nor 2 decreasing reactance value either 1 or 2 increasing voltage level nether 1 nor 2 decreasing reactance value either 1 or 2 increasing voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Reactance. Resistance. Solid. Peterson coil. Reactance. Resistance. Solid. Peterson coil. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? In case of parallel transmission lines fault current increases fault current reduces stability increases both 1 and 3 fault current increases fault current reduces stability increases both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP