AC Fundamentals – Exercise – 1

AC Fundamentals » Exercise – 1

1. The period of a wave is ________.

(a) the same as frequency
(b) time required to complete one cycle
(c) expressed in amperes
(d) noneoftheabove

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

2. The form factor is the ratio of ________.

(a) peak value to r.m.s. value
(b) r.m.s. value to average value 
(c) average value to r.m.s. value
(d) none of the above

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

3. The r.m.s. value and mean value is the same in the case of ________.

(a) triangular wave
(b) sine wave
(c) square wave
(d) halfwaverectifiedsinewave

Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

4. Form factor for a sine wave is ________.

(a) 1.414
(b) 0.707
(c) 1.11
(d) 0.637

Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

5. For the same peak value which of the following wave will have the highest r.m.s. value ?

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

Answer
Answer : (a)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

Related Posts

  • AC Fundamentals - 32AC Fundamentals » Exercise - 1 32. A sine wave voltage is applied across a capacitor, when the frequency of the voltage is increased, the current ________. (a) increases (b) decreases (c) remains the same (d) is zero
    Tags: voltage, sine, wave, current, basic, electrical, engineering
  • AC Fundamentals - 30AC Fundamentals » Exercise - 1 30. A sine wave voltage is applied across an inductor, when the frequency of voltage is increased, the current ________. (a) increases (b) decreases (c) remains the same (d) is zero
    Tags: voltage, sine, wave, current, basic, electrical, engineering
  • Capacitors and Capacitance - 325555555555 32. A sine wave voltage is applied across a capacitor. When the frequency of the voltage is decreased, the current ________. (a) increases (b) remains constant (c) decreases (d) ceases
    Tags: voltage, sine, wave, current, basic, electrical, engineering
  • Inductors and Inductance - 85555555555 8. A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current ________. (a) is increased (b) is decreased (c) does not change (d) momentarily goes to zero
    Tags: voltage, sine, wave, current, basic, electrical, engineering
  • AC Fundamentals - 22AC Fundamentals » Exercise - 122. If the peak value of a certain sine wave voltage is 5 V, what is the rms value ? (a) 0.707 V (b) 3.535 v (c) 5 V (d) 1.17 v
    Tags: sine, wave, voltage, basic, electrical, engineering