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 = 3x²-2x+1 N = 3x²-3x+1 N = 3x²-6x+1 N = 3x²+3x+1 N = 3x²-2x+1 N = 3x²-3x+1 N = 3x²-6x+1 N = 3x²+3x+1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant Francis. Pelton. Kaplan. None of above. Francis. Pelton. Kaplan. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Consider a long, two wire line composed of solid round conductors. The radius of both conductors is 0.25 cm and distance between their centers is 100 cm. If this distance is doubled, then the inductance per unit length. Doubled. Halves. Increase but does not doubled. Decrease but does not halves. Doubled. Halves. Increase but does not doubled. Decrease but does not halves. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Power system network has a total power of 5000 MW at 50 Hz supplying to the different consumers. Frequency is varying at 1.5% per change of 2% load. Assume R =0.004 Hz/MW. Find the steady state frequency deviation if a sudden loss of 200 MW occur due to tripping of one of the transmission line? -0.52 Hz 0.48 Hz 0.52 Hz 50 Hz -0.52 Hz 0.48 Hz 0.52 Hz 50 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a regenerative cycle, feed water is heated by heaters. all of above. drained steam from turbine. exhaust gas. heaters. all of above. drained steam from turbine. exhaust gas. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A CANDU reactor uses only fertile materials. highly enriched uranium as fuel and water as moderator and coolant. enriched uranium as fuel and ordinary water as moderator and cooler. natural uranium as fuel and heavy water as moderator and coolant. only fertile materials. highly enriched uranium as fuel and water as moderator and coolant. enriched uranium as fuel and ordinary water as moderator and cooler. natural uranium as fuel and heavy water as moderator and coolant. ANSWER DOWNLOAD EXAMIANS APP