Power Systems A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor? 5d d 2d 3d 5d d 2d 3d 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? 0.144∠90° A/phase 0.344∠90° A/phase 0.512∠90° A/phase 1.144∠90° A/phase 0.144∠90° A/phase 0.344∠90° A/phase 0.512∠90° A/phase 1.144∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 3rd harmonic current. 2nd harmonic current. 5th harmonic current. 7th harmonic current. 3rd harmonic current. 2nd harmonic current. 5th harmonic current. 7th harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Load frequency control is achieved by properly matching the individual machines generated voltages. generator ratings. turbine inputs. reactive powers. generated voltages. generator ratings. turbine inputs. reactive powers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants normally operage at high speeds Thermal. Diesel engine. Petrol engine. Hydro electric. Thermal. Diesel engine. Petrol engine. Hydro electric. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The specific speed ( NS ) of turbine is given by N√( P ) / H1.25. P√( N ) / H3/2. N√( P ) / H2/3. none of these. N√( P ) / H1.25. P√( N ) / H3/2. N√( P ) / H2/3. none of these. ANSWER DOWNLOAD EXAMIANS APP
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