Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line long transmission line short transmission line medium transmission line any of the above long transmission line short transmission line medium transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 4 mm. 2 mm. 0.2 mm. 0.4 mm. 4 mm. 2 mm. 0.2 mm. 0.4 mm. 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 -0.85 Hz 0.76 Hz -0.76 Hz 0.85 Hz -0.85 Hz 0.76 Hz -0.76 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? In case of parallel transmission lines stability increases both 1 and 3 fault current reduces fault current increases stability increases both 1 and 3 fault current reduces fault current increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems The fact that current density is higher at the surface when compared to centre is known as carona All of these skin effect proximity effect carona All of these skin effect proximity effect ANSWER DOWNLOAD EXAMIANS APP
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? 2 × 10-3 7.95 × 10³ 8 × 10³ 7.95 × 10-3 2 × 10-3 7.95 × 10³ 8 × 10³ 7.95 × 10-3 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS