Power Systems The main objectives of electrical power transmission is/are Voltage regulation of the transmission line must be zero or minimum nether 1 nor 2 both 1 and 2 Transmission system must be more efficient with minimum line losses Voltage regulation of the transmission line must be zero or minimum nether 1 nor 2 both 1 and 2 Transmission system must be more efficient with minimum line losses ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which power plant, the thermal efficiency is quite low Steam power plant. Diesel power plant. Hydro power plant. Nuclear power plant. Steam power plant. Diesel power plant. Hydro power plant. Nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The SWR on a lossless transmission line of the characteristic impedance 100 ohm is 3. The line is the terminated by A resistance of 100/3 ohm. A resistance of j300 ohm. A resistance of 100 ohm. A resistance of j100/3 ohm. A resistance of 100/3 ohm. A resistance of j300 ohm. A resistance of 100 ohm. A resistance of j100/3 ohm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is 5000 MVA. 5500 MVA. 5200 MVA. 5100 MVA. 5000 MVA. 5500 MVA. 5200 MVA. 5100 MVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The pu parameters for a 500 MVA machine on its own base are: Inertia, H = 20 pu; reactance X = 2 pu. The pu values of inertia and reactance on 100 MVA common base, respectively, are 4, 10 4, 0.4 100, 0.4 100, 10 4, 10 4, 0.4 100, 0.4 100, 10 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sodium graphite reactors use a mixture of sodium and graphite as moderator. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as coolant. sodium as moderator and graphite as coolant. a mixture of sodium and graphite as moderator. sodium as coolant and graphite as moderator. a mixture of sodium and graphite as coolant. sodium as moderator and graphite as coolant. ANSWER DOWNLOAD EXAMIANS APP
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