AC Fundamentals – 1 – 8

36. If the peal value of a certain sine wave voltage is 10 V, what is they peak to peak value ?

(a) 20 V
(b) 10 V
(c) 5 V
(d) 7.07 V

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

37. In a pure resistor, the voltage and current are :

(a) out of phase
(b) in phase
(c) 900 out of phase
(d) 450 out of phase

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

38. For the same peak value, which is of the following wave will have the highest rms value :

(a) sine wave
(b) square wave
(c) triangular wave
(d) half wave rectified sine wave

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

39. Sine wave A has a positive going zero crossing at 300. Sine wave B has a positive going zero crossing at 450. What is the phase angle between two signals ?

(a) 300
(b) 450
(c) 750
(d) 150

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

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