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MCQs

Total Questions : 60 | Page 4 of 6 pages
Question 31. Which of the following represent condition for an over-damped system?
  1.    Damping ratio<0
  2.    Damping ratio=0
  3.    Damping ratio=0.5
  4.    Damping ratio>1
 Discuss Question
Answer: Option D. -> Damping ratio>1
Answer: (d).Damping ratio>1
Question 32. Which of the following represents a system with transfer function G(S) = 5/(3S²+8S+3) ?
  1.    Over damped system
  2.    Un-damped system
  3.    Under damped system
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Over damped system
Answer: (a).Over damped system
Question 33. Transfer function of a system with input y(t) = t²/2 is given by 1/S. What will be the obtained output?
  1.    6t³
  2.    t³/6
  3.    t³
  4.    t⁴
 Discuss Question
Answer: Option B. -> t³/6
Answer: (b).t³/6
Question 34. For a ramp input in second order system, which of the following represents the correct relationship between natural frequency and steady state error?
  1.    Both are directly proportional
  2.    Both are inversely proportional
  3.    Both are equal
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Both are inversely proportional
Answer: (b).Both are inversely proportional
Question 35. What will be the static sensitivity of a system with transfer function G(S) = 4/(5S²+8S+2)?
  1.    0.5
  2.    2
  3.    4
  4.    4/5
 Discuss Question
Answer: Option B. -> 2
Answer: (b).2
Question 36. Electrical network made up of resistor and inductor is a ________________
  1.    Passive network
  2.    Active network
  3.    Low pass filter
  4.    High pass filter
 Discuss Question
Answer: Option A. -> Passive network
Answer: (a).Passive network
Question 37. Cascading two first-order system doesn’t result in under-damped second order system.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 38. Resistor is a ________________ element.
  1.    Zero order
  2.    First order
  3.    Second order
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Zero order
Answer: (a).Zero order
Question 39. What is the time constant for a resistor-capacitor network?
  1.    R
  2.    C
  3.    R/C
  4.    RC
 Discuss Question
Answer: Option D. -> RC
Answer: (d).RC
Question 40. Which of the following has transfer function G(S) = 1/(1+Sτ)?
  1.    First order low pass filter
  2.    First order high pass filter
  3.    Notch filter
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> First order low pass filter
Answer: (a).First order low pass filter

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