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MCQs

Total Questions : 330 | Page 12 of 33 pages
Question 111. The expression for the current in an RC circuit is?The Expression For The Current In An RC Circuit Is?
  1.    a
  2.    b
  3.    c
  4.    d
 Discuss Question
Answer: Option B. -> b
Answer: (b).b
Question 112. Calculate the energy in the 2F capacitor.Calculate The Energy In The 2F Capacitor.
  1.    8.6kJ
  2.    64kJ
  3.    64J
  4.    6.4kJ
 Discuss Question
Answer: Option D. -> 6.4kJ
Answer: (d).6.4kJ
Question 113. The flow of electrons which does not pass through the battery is known as ____________
  1.    Conduction current
  2.    Leakage current
  3.    Charging current
  4.    Displacement current
 Discuss Question
Answer: Option A. -> Conduction current
Answer: (a).Conduction current
Question 114. Paper capacitor is a type of _________
  1.    Fixed capacitor
  2.    Variable capacitor
  3.    Either fixed or variable depending on its usage
  4.    Neither fixed nor variable
 Discuss Question
Answer: Option A. -> Fixed capacitor
Answer: (a).Fixed capacitor
Question 115. In a variable capacitor, capacitance can be varied by ______
  1.    Turning the rotatable plates in or out
  2.    Sliding the rotatable plates
  3.    Changing the plates
  4.    Changing the material of plates
 Discuss Question
Answer: Option A. -> Turning the rotatable plates in or out
Answer: (a).Turning the rotatable plates in or out
Question 116. A capacitor using chemical reactions to store charge is _______
  1.    Paper capacitor
  2.    Ceramic capacitor
  3.    Polyester capacitor
  4.    Electrolyte capacitor
 Discuss Question
Answer: Option D. -> Electrolyte capacitor
Answer: (d).Electrolyte capacitor
Question 117. Which, among the following, is the odd one out?
  1.    Ceramic capacitor
  2.    Electrolyte capacitor
  3.    Tuning capacitor
  4.    Paper capacitor
 Discuss Question
Answer: Option C. -> Tuning capacitor
Answer: (c).Tuning capacitor
Question 118. Capacitance increases with ________
  1.    Increase in plate area
  2.    Decrease in plate area
  3.    Increase in distance between the plates
  4.    Increase in density of the material
 Discuss Question
Answer: Option A. -> Increase in plate area
Answer: (a).Increase in plate area
Question 119. If a 2F capacitor has 1C charge, calculate the voltage across its terminals.
  1.    0.5V
  2.    2V
  3.    1.5V
  4.    1V
 Discuss Question
Answer: Option A. -> 0.5V
Answer: (a).0.5V
Question 120. Capacitance increases with __________
  1.    Increase in distance between the plates
  2.    Decrease in plate area
  3.    Decrease in distance between the plates
  4.    Increase in density of the material
 Discuss Question
Answer: Option C. -> Decrease in distance between the plates
Answer: (c).Decrease in distance between the plates

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