Power Systems Find the relation between sub transient (X"), transient (X') and synchronous reactance (X) ? X" > X' >X X" > X' < X X" < X' > X X" < X' < X X" > X' >X X" > X' < X X" < X' > X X" < X' < X ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of electrical power transmission is/are Voltage regulation of the transmission line must be zero or minimum both 1 and 2 Transmission system must be more efficient with minimum line losses nether 1 nor 2 Voltage regulation of the transmission line must be zero or minimum both 1 and 2 Transmission system must be more efficient with minimum line losses nether 1 nor 2 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 0.56 -0.92 -0.56 0.92 0.56 -0.92 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Characteristics of arc quenching medium is/are All of these High dielectric strength Non flammable High thermal conductivity All of these High dielectric strength Non flammable High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 0.882 1 0.93 1.13 0.882 1 0.93 1.13 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ships are usually supplied power by Steam accumulator. Diesel engine. Hydraulic turbine. None of above. Steam accumulator. Diesel engine. Hydraulic turbine. None of above. ANSWER DOWNLOAD EXAMIANS APP
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