Power Systems For loss less line, find the ratio of length to the wave length of a signal for a phase shift of 0.05 radians? 8 × 10³ 2 × 10-3 7.95 × 10-3 7.95 × 10³ 8 × 10³ 2 × 10-3 7.95 × 10-3 7.95 × 10³ ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? -0.56 -0.92 0.92 0.56 -0.56 -0.92 0.92 0.56 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Normally Z bus matrix is a null matrix sparse matrix unit matrix full matrix null matrix sparse matrix unit matrix full matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a nuclear reactor, chain reactor is controlled by introducing cadmium rods. brass rods. iron rods. graphite rods. cadmium rods. brass rods. iron rods. graphite rods. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the length of the transmission line, the charging current decreases None of these remains unaffected increases decreases None of these remains unaffected increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the disadvantages of phase modifiers? It consumes both active and reactive power All of these Initial cost of synchronous phase modifier is higher It requires more maintenance because of running equipment It consumes both active and reactive power All of these Initial cost of synchronous phase modifier is higher It requires more maintenance because of running equipment ANSWER DOWNLOAD EXAMIANS APP