PhysicsTeacher.in

High School Physics + more

9 Worksheets on Electromagnetism [MCQ] | Multiple Choice Questions from the Electromagnetism chapter – physics

Here we present MCQ worksheets on Electromagnetism. Get these worksheets containing Multiple Choice Questions with their answers on topics like electromagnetism basics, electromagnet, power generation or electricity generation, etc. Also, you will find other types of exercises (like fill in the blanks and matching) with answers.

Electromagnetism – MCQ Worksheet (with answer) – set 1

  1. Each turn of the wire coil of a solenoid has
    a. current that flows in a different direction.
    b. a bar of iron inside of it.
    c. its own magnetic field.
    d. two of the above
  2. You can increase the magnetic strength of a solenoid by
    a. decreasing the amount of current flowing through it.
    b. increasing the number of turns of wire in the coil.
    c. attaching a compass to it.
    d. two of the above
  3. An electromagnet is stronger if it uses
    a. less current.
    b. a straight wire instead of a coil.
    c. a smaller bar of ferromagnetic material.
    d. a ferromagnetic material that is easier to magnetize.
  4. Devices that contain electromagnets include
    a. fans.
    b. telephones.
    c. CD players.
    d. all of the above
  5. Pressing the button of an electric doorbell causes two electric contacts to come together and
    a. turn off an electromagnet.
    b. push against a bell.
    c. complete an electric circuit.
    d. turn a shaft.
  6. The electromagnet in an electric motor is located between
    a. opposite poles of permanent magnets.
    b. the commutator and shaft.
    c. the voltage source and coil.
    d. none of the above
  7. In an electric motor, the shaft and the electromagnet both have
    a. electrical energy.
    b. kinetic energy.
    c. a magnetic field.
    d. a source of current.

Answers to MCQ Worksheet

  1. c
  2. b
  3. d
  4. d
  5. c
  6. a
  7. b

Electromagnetism – Matching worksheet (Match the definition with a term) – set 2

Matching Assignment:
Match each definition with the correct term.

Definitions


1. device that uses an electromagnet to change electrical energy to kinetic energy
2. material such as iron that can be magnetized
3. part of an electric motor that changes the direction of the current
4. part of an electric motor that is turned by the rotating electromagnet
5. solenoid wrapped around a bar of ferromagnetic material
6. type of magnet that a solenoid resembles
7. coil of wire with electric current flowing through it, giving it a magnetic field


Terms


a. solenoid
b. ferromagnetic material
c. electromagnet
d. bar magnet
e. electric motor
f. shaft
g. commutator

Answer – Matching Assignment

Matching

  1. e
  2. b
  3. g
  4. f
  5. c
  6. d
  7. a

Electromagnetism – Fill in the Blanks worksheet – set 3

Fill in the Blank: Fill in the blank with the appropriate term.

  1. The magnetic field of a coiled wire is __ than the magnetic field around a straight wire.
  2. The magnetic field of an electromagnetic magnetizes the iron bar inside it by aligning its __.
  3. The strongest magnets that are made are __.
  4. A solenoid with more turns of wire has a(n) __ magnetic field.
  5. Most electric devices that have moving parts contain __.
  6. The __ inside a doorbell attracts the clapper and causes it to hit the bell.
  7. The electromagnet inside an electric motor rotates because it is repelled by a(n) __.

Answer – Fill in the Blank (answers)

  1. stronger
  2. magnetic domains
  3. electromagnets
  4. stronger
  5. electric motors
  6. electromagnet
  7. permanent magnet
See also  [pdf notes] Electromagnetic Radiation Grade 12 Notes download | class 12 physics notes on Electromagnetic Radiation
Scroll to top
error: physicsTeacher.in