Lilli G
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A quiz for KS3 students

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Lilli G
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Electromagnetism Quiz

Question 1 of 8

1

What is magnetism?

Select one of the following:

  • Invisible lines of pressure

  • Invisible lines of force

  • Invisible lines of power

Explanation

Question 2 of 8

1

The magnetic materials are:

Select one or more of the following:

  • Steel

  • Iron

  • Copper

  • Silver

  • Nickel

  • Cobalt

  • Aluminium

Explanation

Question 3 of 8

1

Fill the blank spaces to complete the text.

You can increase the strength of an electromagnet by increasing the strength of the and the .

Explanation

Question 4 of 8

1

What is voltage?

Select one of the following:

  • A measure of pressure

  • A measure of force

  • A measure of current

  • A measure of electrical energy

Explanation

Question 5 of 8

1

What is current?

Select one of the following:

  • The rate of flow of electrons

  • How many windings there are on the electromagnet

  • The strength of the commutator

Explanation

Question 6 of 8

1

What is Resistance?

Select one of the following:

  • Current multiplied by voltage

  • A measure of how much the flow is prevented

  • A measure of the time it takes for the electric motor to reach its full capacity

Explanation

Question 7 of 8

1

What is given off when current passes through a resistor?

Select one of the following:

  • Force

  • Steam

  • Smell

  • Heat

  • Vibration

Explanation

Question 8 of 8

1

A current passes through a resistor of 25 Ohm's with 100 volts. What is the strength of the current?

Select one of the following:

  • 2 amps

  • 3 amps

  • 4 amps

  • 5 amps

  • 6 amps

Explanation

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