Unformatted text preview: th time constant
2, which translates 1 and pole, at s =of which Thus C is one such system. 1.01 and hence its effect E has
0.5. is almost canceled by its zero at On the other hand, is
poles at to a 0.5 former
poles at 1small, making the oneof which is almost canceled by itsthe impulse 1.01 andof E would effect is
and 0.5, former at 0.5 the dominant pole. Therefore, zero at response hence its also
be roughly sketched as the dominant pole. C, E
small, making the one at 0.5 shown. So the answer isTherefore, the impulse response of E would also
be roughly Which of the following systems answer is C, E
24. sketched as shown. So the have the largest percent overshoot in response to a step input?
24. Which of the following 10
systems have the largest percent+ 1
s overshoot in response to a step input?
(A) s2 + 2s + 10 (B) s 2 + 2s + 5 (C) s2 + 2s + 10 (D) 2s + 5 10
s Solution: 10 ﬁrst order system never has an overshoot, so D is not + 5solution. For second order
+ 2s + A
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This note was uploaded on 01/27/2014 for the course MAE 171A taught by Professor Idan during the Winter '09 term at UCLA.
- Winter '09