17th
Apr
Magnetism and Electromagnetism MCQ

Magnetism and Electromagnetism MCQ

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  • 17th Apr, 2021
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Take Magnetism and Electromagnetism MCQ Test & Online Quiz to test your Knowledge

Below is the Magnetism and Electromagnetism MCQ test that checks your basic knowledge of Magnetism and Electromagnetism. This Magnetism and Electromagnetism MCQ Test contains 20 Multiple Choice Questions. You have to select the right answer to the question. Finally, you can also take the Online Quiz from the Take Magnetism and Electromagnetism Quiz Button.

Magnetism and Electromagnetism MCQ Test

1) Electrons have a ____________ charge

  • A. Neutral
  • B.Negative
  • C.Positive
  • D.None of them

2) Electric current flowing through a wire produces

  • A. an open circuit
  • B.static electricity
  • C.a magnetic field
  • D.a permanent magnet

3) Tesla is a unit of _______

  • A. flux
  • B.inductance
  • C.flux density
  • D.field strength

4) Ferrites are a sub-group of ______

  • A. paramagnetic materials
  • B.ferro-magnetic materials
  • C.ferri-magnetic materials
  • D.non-magnetic materials

5) Which of the following is not a unit of flux?

  • A. Weber
  • B.Telsa
  • C.Maxwell
  • D.All of above

6) Unit for quantity of electricity is

  • A. watt
  • B.joule
  • C.coulomb
  • D.ampere-hour

7) The uniform magnetic field is ________

  • A. Set of parallel conductors
  • B.Field of a single conductor
  • C.Field in which all lines of magnetic flux are parallel and equidistant
  • D.All of above

8) 77. Which of the following materials are diamagnetic ?

  • A. Silver
  • B.Copper
  • C.Iron
  • D.Both A & B

9) Temporary magnets are used in

  • A. Motors
  • B.Generators
  • C.Loud-speakers
  • D.All of above

10) Magnetic moment is a _______

  • A. pole strength
  • B.scalar quantity
  • C.vector quantity
  • D.universal constant

11) Magnetic permeability is maximum for ______ material.

  • A. Diamagnetic
  • B.Paramagnetic
  • C.Ferromagnetic
  • D.None of them

12) Permeability is the inverse equivalent of which electrical term?

  • A. Voltage
  • B.Current
  • C.Resistance
  • D.Conductance

13) Which electromagnetic device has a flexible cone?

  • A. relay
  • B.speaker
  • C.solenoid
  • D.DC generator

14) ALL metals are attracted to magnets?

  • A. True
  • B.False

15) The Earth has a magnetic field.

  • A. True
  • B.False

16) Magnetism is generated by moving

  • A. electrons
  • B.protons
  • C.neutrons
  • D.elements

17) A refrigerator magnet is an example of a

  • A. magnetic material
  • B.permanent magnet
  • C.horseshoe magnet
  • D.temporary magnet

18) What causes magnetism?

  • A. friction
  • B.sun
  • C.moving charges
  • D.moving neutrons

19) Which of the following is NOT naturally magnetic?

  • A. iron
  • B.copper
  • C.cobalt
  • D.nickel

20) Following items are NOT MAGNETIC: basketball, wooden spoon, rubber band, penny, aluminum foil

  • A. TRUE
  • B.False

21) What is a magnetic push or a pull?

  • A. graph
  • B.magnet
  • C.force
  • D.magnetism

22) What is an educated guess?

  • A. force
  • B.prediction
  • C.detector
  • D.intersection

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