Home / Frequency Domain Analysis – 1 – 1

Frequency Domain Analysis – 1 – 1

1. The magnitude-frequency response of a control system is shown in the figure. The value of ω1 and ω2 are respectively :

Mcq series

(a) 10 and 200
(b) 20 and 200
(c) 20 and 400
(d) 100 and 400

Answer
Answer : (c)

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

2. A system has fourteen poles and two zeros. The slope of its highest frequency asymptote in its magnitude plot is :

(a) – 40 dB/decade
(b) – 240 dB/decade
(c) – 280 dB/decade
(d) – 320 dB/decade

Answer
Answer : (b)

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

3. The phase angle of the system

     Mcq series
           varies between :

(a) 0° and 90°
(b) 0° and -90°
(c) 0° and -180°
(d) -90° and -180°

Answer
Answer : (b)

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

4. The following Bode plot represents :

Mcq series

(a) 100s2/(0.1+0.1s)3
(b) 1000s2/(1+0.1s)3
(c) 100s2/(1+0.1s)5
(d) 1000s2/(1+0.1s)5

Answer
Answer : (d)

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

5. The open-loop transfer function of a unity feedback control system is 10/(s +5)3. The gain margin of the system will be :

(a) 20 dB
(b) 40 dB
(c) 60 dB
(d) 80 dB

Answer
Answer : (b)

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

1 2 3 4 5 6

General Knowledge Books

Be a Part of the New & Next

MCQs fb  MCQs G+

Share the Knowledge

MORE INFORMATION
GATE Total InfoGATE 2019 BooksFree Notes
IES Total InfoIES 2019 BooksFree Mock tests
JAM Total InfoJAM 2019 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info
Copy Protected by Chetan's WP-Copyprotect.