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September 2025 term · Control Engineering · EE3102

Control Engineering Quiz 1: 26 October 2025, Set QED2 (September 2025 term)

The IIT Madras BS Control Engineering (Control Engineering) Quiz 1 paper sat on 26 Oct 2025, in the September 2025 term, set QED2: 8 questions for 20 marks in 120 minutes. Every question is below with its answer. Take it as a timed mock test to be marked, or read it through first.

Questions
8
Marks
20
Duration
120 min
MCQ
1
MSQ
1
Numerical
6

Updated

Official paper: IIT M ES FOUNDATION AN EXAM QEF4 26 · No negative marking.

Question 1

+3 marksOne correct option
  1. A

    underdamped

  2. B

    overdamped

  3. C

    critically damped

  4. D

    undamped

Show answer

Correct answer

  • A

    underdamped

Question 2

+2 marksOne or more correct options

Select all that apply.

  1. A

    linear

  2. B

    non-linear

  3. C

    non-causal

  4. D

    causal

Show answer

Correct answers

  • A

    linear

  • D

    causal

Question 3

+3 marksNumerical answer
Show answer

Correct answer: 1.075 (accepted within ±0.925)

Question 4

+3 marksNumerical answer

Based on the above data, answer the given subquestions.

For the solution found in the previous question, What will be the displacement x(t) when t = 0.1?
(Enter only the value rounded to 2 decimal places)

Show answer

Correct answer: 0.325 (accepted within ±0.075)

Question 5

+3 marksNumerical answer

Based on the above data, answer the given subquestions.

If only the damper is changed to make the system critically damped, what should be the new value of B ?
(Enter only the value rounded to nearest integer)

Show answer

Correct answer: 12

Question 6

+2 marksNumerical answer

Based on the above data, answer the given subquestions.

Show answer

Correct answer: 0

Question 7

+2 marksNumerical answer

Based on the above data, answer the given subquestions.

Show answer

Correct answer: 0.31 (accepted within ±0.02)

Question 8

+2 marksNumerical answer

Based on the above data, answer the given subquestions.

Show answer

Correct answer: 1 (accepted within ±0.1)