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MCQs

Total Questions : 99 | Page 10 of 10 pages
Question 91. For maximum transfer of power, internal resistance of the source should be
  1.    Greater than the load resistance
  2.    Equal to load resistance
  3.    None of these
  4.    Less than the load resistance
 Discuss Question
Answer: Option B. -> Equal to load resistance
Question 92. Superposition theorem can be applied only to circuits having
  1.    Linear bilateral elements
  2.    Nonlinear elements
  3.    Passive elements
  4.    Resistive elements
 Discuss Question
Answer: Option A. -> Linear bilateral elements
Question 93. The circuit has resistors, capacitors and semiconductor diodes. The circuit will be known as
  1.    Linear circuit
  2.    Bilateral circuit
  3.    Nonlinear circuit
  4.    None of these
 Discuss Question
Answer: Option C. -> Nonlinear circuit
Question 94. A linear resistor having 0 < R < °o is a
  1.    voltage controlled resistor
  2.    None of these
  3.    current controlled resistor
  4.    both current controlled and voltage controlled resistor
 Discuss Question
Answer: Option D. -> both current controlled and voltage controlled resistor
Question 95. According to Kirchhoff’s voltage law, the algebraic sum of all IR drops and e.m.f. in any closed loop of a network is always
  1.    Determined by battery e.m.f.
  2.    Zero
  3.    Negative
  4.    Positive
 Discuss Question
Answer: Option B. -> Zero
Question 96. The number of independent equations to solve a network is equal to
  1.    Sum of the number of branches and chords
  2.    The number of branches
  3.    The number of chords
  4.    Sum of number of branches, chords and nodes
 Discuss Question
Answer: Option C. -> The number of chords
Question 97. The superposition theorem requires as many circuits to be solved as there are
  1.    Sources and nodes
  2.    Sources, nodes and meshes
  3.    Nodes
  4.    Sources
 Discuss Question
Answer: Option D. -> Sources
Question 98. Which of the following is not a nonlinear element ?
  1.    Heater coil
  2.    Electric arc
  3.    Tunnel diode
  4.    Gas diode
 Discuss Question
Answer: Option A. -> Heater coil
Question 99. A closed path made by several branches of the network is known as
  1.    Circuit
  2.    Junction
  3.    Loop
  4.    Branch
 Discuss Question
Answer: Option C. -> Loop

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