Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 32 MΩ 16 MΩ 8 MΩ 4 MΩ 32 MΩ 16 MΩ 8 MΩ 4 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which power plant, the thermal efficiency is quite low Diesel power plant. Nuclear power plant. Steam power plant. Hydro power plant. Diesel power plant. Nuclear power plant. Steam power plant. Hydro power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the voltage drop across the line corona loss copper loss surge impedance of the line voltage drop across the line corona loss copper loss surge impedance of the line ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (3+4j) Ω . Find the power factor of the load for achieving maximum and zero voltage regulation? 0.8 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.8 lead 0.6 lag and 0.6 lead 0.8 lag and 0.6 lead 0.8 lag and 0.8 lead 0.6 lag and 0.8 lead 0.6 lag and 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two generating stations delivering a powers of P1 = 150 MW, P2 =100 MW and the B coefficients are B11 = 0.005, B22 = 0.002, B12=B21= -0.001. Find the transmission line losses? 85.5 105.2 95.5 102.5 85.5 105.2 95.5 102.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for protection of medium lines. short lines. long lines. none of these. medium lines. short lines. long lines. none of these. ANSWER DOWNLOAD EXAMIANS APP
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