Electromagnetic Field MCQs with answers Page - 1

Here, you will find a collection of MCQ questions on Electromagnetic Field. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. The total deficiency or excess of electrons in a body is known as

  • (A) current
  • (B) voltage
  • (C) potential gradient
  • (D) charge

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Q. The relative permittivity has the following units

  • (A) F/m
  • (B) m/F
  • (C) Wb/m
  • (D) no units

A

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Q. The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as

  • (A) pholoelectric effect
  • (B) chemical effect
  • (C) magnetic effect
  • (D) induction

A

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Q. A unit tube of flux is known as tube

  • (A) Newton
  • (B) Faraday
  • (C) Michale
  • (D) None of the above

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Q. The number of Faraday tubes of flux passing through a surface in an electric field is called

  • (A) electric flux
  • (B) electric flux density
  • (C) magnetic flux density
  • (D) electric charge density

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Q. at a point may be defined as equal to the lines of force passing normally through a unit cross section at that point.

  • (A) Electric intensity
  • (B) Magnetic flux density
  • (C) Electric flux
  • (D) None of the above

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Q. Electric intensity at any point in an electric field is equal to the at that point.

  • (A) electric flux
  • (B) magnetic flux density
  • (C) potential gradient
  • (D) none of the above

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Q. Electric displacement is a quantity.

  • (A) scalar
  • (B) vector
  • (C) both of the above
  • (D) none of the above

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Q. at a point is equal to the negative potential gradient at that point.

  • (A) Electric intensity
  • (B) Electric flux
  • (C) Magnetic flux
  • (D) Magnetic flux density

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