Virtual Labs

First order unity feedback system

What will be the flow of output of impulse response of 1st order system?

a: System response will remain constant Explanation

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b: System response will first increase exponentially and then decrease to its final value at t equal to infinity Explanation

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c: System response will exponentially decrease to its final value at t equal to infinity Explanation

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d: System response will exponentially increase to its final value at t equal to infinity Explanation

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What will be the flow of output of step response of 1st order system?

a: System response will remain constant Explanation

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b: System response will first increase exponentially and then decrease to its final value at t equal to infinity Explanation

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c: System response will exponentially decrease to its final value at t equal to infinity Explanation

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d: System response will exponentially increase to its final value at t equal to infinity Explanation

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What is the relationship between the coefficient of numerator and maximum amplitude of step response

a: Increasing numerator coefficient value, maximum amplitude of step response decreases Explanation

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b: Increasing numerator coefficient value, maximum amplitude of step response increases Explanation

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c: Decreasing numerator coefficient value, maximum amplitude of step response increases Explanation

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d: None of the above Explanation

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What is rising time of response/signal?

a: Time taken by the system to reach from 10%-90% output state Explanation

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b: Time taken by the system to reach it's final desired state Explanation

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c: Tune taken by system to reach at state within the specified error band Explanation

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d: None of The Above Explanation

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What is settling Time

a: Time taken by the system to reach at state within the specified error band Explanation

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b: Instant at which output of the desired system is within a +-5% limit of final state value Explanation

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c: Both a and b Explanation

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d: None of the above Explanation

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