Electronic Devices and Circuits MCQs | Page - 1

Dear candidates you will find MCQ questions of Electronic Devices and Circuits here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 100.69K Points
Coach

Q. The Norton current is sometimes called the

  • (A) shorted-load current
  • (B) open-load current
  • (C) thevenin current
  • (D) thevenin voltage
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M

Mr. Dubey • 100.69K Points
Coach

Q. Kirchhoff s current law states that

  • (A) net current flow at the junction is positive
  • (B) hebraic sum of the currents meeting at the junction is zero
  • (C) no current can leave the junction without some current entering it.
  • (D) total sum of currents meeting at the junction is zero
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M

Mr. Dubey • 100.69K Points
Coach

Q. According to Kirchhoffs voltage law, the algebraic sum of all IR drops and e.m.fs. in any closed loop of a network is always

  • (A) negative
  • (B) positive
  • (C) determined by battery e.m.fs.
  • (D) zero
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M

Mr. Dubey • 100.69K Points
Coach

Q. Kirchhoffs current law is applicable to only

  • (A) junction in a network
  • (B) closed loops in a network
  • (C) electric circuits
  • (D) electronic circuits
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M

Mr. Dubey • 100.69K Points
Coach

Q. Kirchhoffs voltage law is related to

  • (A) junction currents
  • (B) battery e.m.fs.
  • (C) ir drops
  • (D) both (b) and (c)
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M

Mr. Dubey • 100.69K Points
Coach

Q. Thevenin resistance Rth is found

  • (A) by removing voltage sources along with their internal resistances
  • (B) by short- circuiting the given two terminals
  • (C) between any two \open\ terminals
  • (D) between same open terminals as for etk
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Mr. Dubey • 100.69K Points
Coach

Q. An ideal voltage source should have

  • (A) large value of e.m.f.
  • (B) small value of e.m.f.
  • (C) zero source resistance
  • (D) infinite source resistance
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Mr. Dubey • 100.69K Points
Coach

Q. In an npn transistor, the majority carriers in the emitter are

  • (A) free electrons
  • (B) holes
  • (C) neither
  • (D) both
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