Power Systems Ships are usually supplied power by Diesel engine. Steam accumulator. Hydraulic turbine. None of above. Diesel engine. Steam accumulator. Hydraulic turbine. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The arc voltage produced in an AC circuit breaker is always leading the arc current by 90°. in phase with the arc current. lagging the arc current by 90°. in phase opposition with the arc current. leading the arc current by 90°. in phase with the arc current. lagging the arc current by 90°. in phase opposition with the arc current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pin insulators are used up to 120 kV any voltage level 11 kV 33 kV 120 kV any voltage level 11 kV 33 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 82.15 kV/phase 41.075 kV/phase 34.64 kV/phase 17.32 kV/phase 82.15 kV/phase 41.075 kV/phase 34.64 kV/phase 17.32 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a Minimum load station. None of above. Base load station. Peak load station. Minimum load station. None of above. Base load station. Peak load station. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Example of base load stations are both A and B. gas turbine. thermal. hydro. both A and B. gas turbine. thermal. hydro. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS