# Electrical Engineering Questions And Answers :: Circuits And Circuit Theory: part1

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Electrical Engineering : Circuits And Circuit Theory QUESTIONS AND ANSWERS :: part1 : 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.For the same peak value which of the following wave will 'have the highest r.m.s. value ? square wave half wave rectified sine wave triangular wave sine wave ANSWER : : square wave Explanation :
 2.The r.m.s. value of a sinusoidal A.C. current is equal to its value at an angle of______degrees. 90 60 45 30 ANSWER : : 45 Explanation :
 3.If two sine waves of the same frequency have a phase difference of JT radians, then both will reach their minimum values at the same instant both will reach their maximum values at the same instant when one wave reaches its maximum value, the other will reach its minimum value none of the above ANSWER : : when one wave reaches its maximum value, the other will reach its minimum value Explanation :
 4.If two sinusoids of the same frequency but of different amplitudes and phase angles are subtracted, the resultant is a sinusoid of the same frequency a sinusoid of half the original frequency a sinusoid of double the frequency not a sinusoid ANSWER : : a sinusoid of the same frequency Explanation :
 5.For a sine wave with peak value Emax______8.30. the average value is 0.636 Emax 0.707 Emax 0.434 EWc lAUEmax ANSWER : : 0.636 Emax Explanation :

More Circuits And Circuit Theory QUESTIONS AND ANSWERS available in next pages

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