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UPPCL EE :CONTROL SYSTEM Quiz 4

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Question 1

A system has 12 poles and 2 zeros. Its high frequency asymptote in its magnitude plot will have a slope of

Question 2

A second order system has

Its frequency response will have maximum value at the frequency

Question 3

The overall transfer function of a control system is given by

The resonant peak is:

Question 4

Transfer function of a system is G(s) =

. What is the order of the system?

Question 5

An open loop system is converted into a closed loop system using negative feedback. The feedback path has unity gain. As compared to the open loop system, the closed loop system has the following property:

Question 6

The impulse response of linear line invariant system is given as

G (t) = 4e^–4t, t > 0

The transfer function of the system is

Question 7

If the Gain of the open loop system is doubled, the gain margin

Question 8

For a closed loop system to be stable the gain crossover frequency (ω_gc) and phase crossover frequency (ω_pc) will be related as-

Question 9

The steady error due to a step input for type-1 system is:

Question 10

The roots of a closed loop characteristic equation for the system shown are?

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Sep 15AE & JE Exams