Electrical Engineering Questions And Answers :: Power Systems: part4

Electrical Engineering : Power Systems QUESTIONS AND ANSWERS :: part4 : 16 to 20

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2021 and IES 2021 examinations :

16.Gauss-Seidel iterative method can be used for solving a set of

linear differential equations only
linear algebraic equation only
both linear and nonlinear algebraic equations
both linear and nonlinear differential equations

17.A star-conneted 440 V, 50 Hz alternator has per phase synchronous reactance of 10 n. It supplies a bal anced capacitive load current of 20 A, as shown in per phase equivalent circuit of the given figure. It is desirable to have zero voltage regulation. The load power factor should be


18.The voltage of CI generator and an infinite bus are given as O.92LIO 0 and 1.0L'O 0 respectively. The active power will flow from

generator to infinite bus
infinite bus to generator
the data is insufficient to judge
none of the above

19.If transformer frequency is changed from 60 Hz, to 60 Hz the ratio of eddy current loss 60 Hz to 50 Hz, at constant voltage will be


20.The aingle pbase line of 280 V and 3 pha.e line of 400 V which feed different domestic circuit. and induetrial loade represent

primary distribution
secondary distribution
secondary transmission
none of the above

More Power Systems QUESTIONS AND ANSWERS available in next pages

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