Power Systems In which of the following transmission lines capacitance effect is negligible? long transmission lines shoart transmission lines medium transmission lines both 1 and 3 long transmission lines shoart transmission lines medium transmission lines both 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a transmission line can be increased by increasing its voltage level addition of lumped capacitance in series both 1 and 3 addition of lumped inductance in parallel increasing its voltage level addition of lumped capacitance in series both 1 and 3 addition of lumped inductance in parallel ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. power frequency of over voltages. over currents due to lightning stroke. direct strokes of lightning. over voltages due to indirect lightning stroke. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pickup value of relay is 6.5 Amp and fault current in relay coil is 39 Amp. Its plug setting multiplier is 6 A. 7 A. 8 A. 10 A. 6 A. 7 A. 8 A. 10 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The fact that current density is higher at the surface when compared to centre is known as skin effect carona proximity effect All of these skin effect carona proximity effect All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power generated by two plants are; P1 = 50 MW, P2 = 40 MW. If the loss coefficients are B11 = 0.001, B22 = 0.0025 and B12 = -0.0005, then power loss will be 4.5 MW 5.5 MW 8.5 MW 6.5 MW 4.5 MW 5.5 MW 8.5 MW 6.5 MW ANSWER DOWNLOAD EXAMIANS APP
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