Power Systems If skin depth is more, then skin effect is less more None of these either 1 or 2 less more None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for less surge impedance reduce losses more surge impedance proper discharging of lighting surges less surge impedance reduce losses more surge impedance proper discharging of lighting surges ANSWER DOWNLOAD EXAMIANS APP
Power Systems The total number of strands(N) is concentrically stranded cable with total annular space filled with strands of uniform diameter is given by (if x is number of layers) N = 3x²-3x+1 N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²+3x+1 N = 3x²-3x+1 N = 3x²-2x+1 N = 3x²-6x+1 N = 3x²+3x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Critical visual voltage is the voltage at which both 1 and 2 corona is visible with blue or violet colour None of these corona is just initiated both 1 and 2 corona is visible with blue or violet colour None of these corona is just initiated ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? 0.85 Hz 0.76 Hz -0.85 Hz -0.76 Hz 0.85 Hz 0.76 Hz -0.85 Hz -0.76 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rating of fuse wire is always expressed in kWh. ampere-hours. ampere-volts. amperes. kWh. ampere-hours. ampere-volts. amperes. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS