Rotor resistance speed control is used in
Rotor resistance speed control is used in
| Note: | The above multiple-choice question is for all general and Competitive Exams in India. |
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A waveform has a baseline of 3 V, a duty cycle of 20%, and an amplitude of 8 V. The average voltage value is
Question: A waveform has a baseline of 3 V, a duty cycle of 20%, and an amplitude of 8 V. The average voltage value is
[A].4 V [B].
4.6 V [C].
1.6 V [D].
11 V Answer: Option A
Explanation:
No answer description available for this question.
The average value of a 12 V peak sine wave over one complete cycle is
Question: The average value of a 12 V peak sine wave over one complete cycle is[A].0 V [B].
1.27 V [C].
7.64 V [D].
6.37 V Answer: Option A
Explanation:
No answer description available for this question.
To get speed higher than the base speed of the dc shunt motor
Question: To get speed higher than the base speed of the dc shunt motor
A. armature resistance control is used B. field resistance control is used C. armature voltage control is used D. none of these. Answer» b. field resistance control is used Note: The above multiple-choice question is for all general and Competitive Exams in India. For matched line, the standing wave ratio will be
Question: For matched line, the standing wave ratio will be
A. 0 B. ∞ C. -1 D. 1 Answer» d. 1 Note: The above multiple-choice question is for all general and Competitive Exams in India. If a sine wave goes through 10 cycles in 20 s, the period is
Question: If a sine wave goes through 10 cycles in 20 s, the period is
[A].20 s [B].
4 s [C].
2 s [D].
100 s Answer: Option C
Explanation:
No answer description available for this question.
Nichol’s chart:
Question: Nichol’s chart:
A. constant gain and constant phase shift loci of the closed-loop system. B. plot of loop gain with the variation in frequency C. circles of constant gain for the closed loop transfer function D. circles of constant phase shift for the closed loop transfer function Answer» b. plot of loop gain with the variation in frequency Note: The above multiple-choice question is for all general and Competitive Exams in India.