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.GaussSeidel 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 starconneted 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 
0.82 
0.47 
0.39 
0.92 
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 
5/6 
25/36 
6/5 
1.0 
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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