Lakshya Education MCQs

Question: The leakage current across a pn junction is due to ___________
Options:
A.Minority carriers
B.Majority carriers
C.Junction capacitance
D.None of the above
Answer: Option A

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More Questions on This Topic :

Question 1. When a pure semiconductor is heated, its resistance ___________
  1.    Goes up
  2.    Goes down
  3.    Remains the same
  4.    Can?t say
Answer: Option B
Question 2. A reverse bias pn junction has ___________
  1.    Very narrow depletion layer
  2.    Almost no current
  3.    Very low resistance
  4.    Large current flow
Answer: Option B
Question 3. The most commonly used semiconductor is ___________
  1.    Germanium
  2.    Silicon
  3.    Carbon
  4.    Sulphur
Answer: Option B
Question 4. The random motion of holes and free electrons due to thermal agitation is called ___________
  1.    Diffusion
  2.    Pressure
  3.    Ionisation
  4.    None of the above
Answer: Option A
Question 5. A trivalent impurity has valence electrons
  1.    4
  2.    5
  3.    6
  4.    3
Answer: Option D
Question 6. In the depletion region of a pn junction, there is a shortage of
  1.    Acceptor ions
  2.    Holes and electrons
  3.    Donor ions
  4.    None of the above
Answer: Option B

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