Power Systems Condition for zero voltage regulation is tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠°90 Ω, C = 0.5*10^-6∠90° ℧. Find Charging current under no load? 0.512∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.344∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase 1.144∠90° A/phase 0.344∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems In relay coil which is used? Instrument transformer. Power transformer. Potential transformer. Current transformer. Instrument transformer. Power transformer. Potential transformer. Current transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems With reference to hydrometer station, the graphical representation of the discharge as function of time is known as Hydro-graph. Monograph. Hectograph. Load duration curve. Hydro-graph. Monograph. Hectograph. Load duration curve. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is 50 MJ 400 MJ 8 MJ 200 MJ 50 MJ 400 MJ 8 MJ 200 MJ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The power station that does not requier any moving part is Solar power generation. Wind power generation. Tidal power generation. Thermonic convertor. Solar power generation. Wind power generation. Tidal power generation. Thermonic convertor. ANSWER DOWNLOAD EXAMIANS APP
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