Power Systems A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand? 1.5 cm 1 cm 15 cm 5 cm 1.5 cm 1 cm 15 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which following statement are not true for line parameters R, L, G and C of transmission line All of above. G = 1/R where G is conductance of line. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. All of above. G = 1/R where G is conductance of line. Both R and G depend on the conductivity of conductor forming the line. LC = μ ε and RG = σ ε. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lead 0.8 lead 0.8 lag 0.6 lag 0.6 lead 0.8 lead 0.8 lag 0.6 lag ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 15. 10. 25. 50. 15. 10. 25. 50. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line medium transmission line short transmission line any of the above long transmission line medium transmission line short transmission line any of the above long transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems What type of back up protection is used for alternators? Impedance relay. Mho relay. IDMT relay. Buchholz relay. Impedance relay. Mho relay. IDMT relay. Buchholz relay. ANSWER DOWNLOAD EXAMIANS APP
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