GETCO Exam Paper (22-07-2015) The rating of given on the name plate of a transformer indicates the: Apparent power which it can supply Apparent power which it draws from the supply mains True power whichh it draws from the supply mains True power which it can supply Apparent power which it can supply Apparent power which it draws from the supply mains True power whichh it draws from the supply mains True power which it can supply ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The rating of given on the name plate of a transformer indicates the:Apparent power which it can supply S=V( supplied voltage)*I (load current)active power = v* i*cosφreactive power = v* i*sinφ
GETCO Exam Paper (22-07-2015) The area under the load duration curve represents average load of the system Maximum demand of the power station base load of the system energy generated in the period considered average load of the system Maximum demand of the power station base load of the system energy generated in the period considered ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Differential equation is required to be solved in _____ Stability studies economical operation of power systems Load flow studies Finding efficiency of a transmission line Stability studies economical operation of power systems Load flow studies Finding efficiency of a transmission line ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following is not function of substation batteries? operating automatic control circuits emergency lighting circuits provide supply to the excitation system operating protective relay systems operating automatic control circuits emergency lighting circuits provide supply to the excitation system operating protective relay systems ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The relay which is most sensitive to power swings (mal operation) is Reactance Relay Over current Relay Impedance Relay Mho Relay Reactance Relay Over current Relay Impedance Relay Mho Relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) An over-current relay of current rating 5 A and setting 150% is connected to a 200/5 A CT. Then the relay to pickup, the line current required is 200 150 100 300 200 150 100 300 ANSWER DOWNLOAD EXAMIANS APP
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