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Circuits And Circuit Theory QUESTIONS AND ANSWERS

Electrical Engineering : Circuits And Circuit Theory QUESTIONS AND ANSWERS :: part5 : 1 to 5

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

1.In each of the three coils of a three phase generator, an alternating voltage having an r.m.s. value of 220 V is induced. Which of the following values is indicated by the voltmeters ?

220 V

220V3V

220/V3 V

none of the above

2.In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will

be reduced by half

be doubled

be four times at high

be reduced to one fourth

3.When an alternating current passes through an ohmic resistance the electrical power converted into heat is

apparent power

true power