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MCQs

Total Questions : 604 | Page 7 of 61 pages
Question 61. Which of the following is/are the advantages of a closed loop control system?
  1.     nether 1 nor 2.
  2.     The closed loop systems are accurate.
  3.     The closed loop systems are less affected by noise.
  4.     both 1 and 2.
 Discuss Question
Answer: Option D. ->  both 1 and 2.
Question 62. In force-current analogy, electrical analogous quantity for displacement (x) is
  1.     inductance.
  2.     voltage.
  3.     capacitance.
  4.     flux.
 Discuss Question
Answer: Option D. ->  flux.
Question 63. Electrical analogous quantity for dash-pot in force-current analogy is
  1.     inductance.
  2.     resistance.
  3.     capacitance.
  4.     conductance.
 Discuss Question
Answer: Option D. ->  conductance.
Question 64. Which of the following is the analogous quantity for mass element in force-voltage analogy?
  1.    All of these
  2.     Capacitance.
  3.     Resistance.
  4.     Inductance.
 Discuss Question
Answer: Option D. ->  Inductance.
Question 65. Electrical analogous quantity for spring element (K) in force-voltage analogy is
  1.     L
  2.     R
  3.     C
  4.     1/C
 Discuss Question
Answer: Option D. ->  1/C
Question 66. If a circuit consists of two mass elements, two spring elements and four friction elements. Find the order of transfer function?
  1.     4
  2.     6
  3.     2
  4.     12
 Discuss Question
Answer: Option A. ->  4
Question 67. If two blocks having gains A and B respectively are in series connection, find the resultant gain using block diagram reduction technique?
  1.     A/B
  2.     A-B
  3.     A+B
  4.     A*B
 Discuss Question
Answer: Option D. ->  A*B
Question 68. When writing a transfer function which of the following loops are not valid loops?
  1.     Neither 1 nor 2.
  2.     Both 1 and 2.
  3.     Self loops at input node.
  4.     Self loops at output node.
 Discuss Question
Answer: Option C. ->  Self loops at input node.
Question 69. If two blocks having gains A and B respectively are in parallel connection, find the resultant gain using block diagram reduction technique?
  1.     A+B
  2.     2(A+B)
  3.     A*B
  4.     A/B
 Discuss Question
Answer: Option A. ->  A+B
Question 70. In signal flow graph input node is node having only------------
  1.     incoming branches.
  2.     both 1 and 2.
  3.     outgoing branches.
  4.    None of these
 Discuss Question
Answer: Option C. ->  outgoing branches.

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