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Per Unit System Part - 1 GATE 2024 Fundamental Quiz
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If the capacity of an alternator is increases by 4 times and voltage is halved then what will per unit reactance of an alternator –
A 80 MVA, 11 KV synchronous generator has an impedance of 8 Ω. Calculate the per unit impedance of generator, if the Machine rated at the base value of the system?
A short transmission line is operated at a 0.8 P.f Lagging. The per unit impedance is given as is 0.02 p.u calculate the impedance angle of the transmission when the voltage regulation of transmission Line is 16%
Which of the following is per unit reactance diagram for the system shown below.
What is the per unit reactance on alternator if the capacity of alternator is tripled and voltage is halved?
A 250 MVA, 11 kV synchronous generator has an impedance of 1.8 p.u. What will be the per unit impedance at 400 MVA and 10 kV ?
Question 7Multiple Correct Options
A 100 MVA, 230/100 kV power transformer has per unit impedance 0.4 p. u on low voltage side. Which of the following is/are true?
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Jan 27ESE & GATE EE