Grade 10-Quiz Electromagnetism

A machine that converts electrical energy to mechanical energy.

• transformer

• motors

• electromagnetic conductor

• generator

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Which is NOT TRUE about magnets?

• It has magnetic field

• It has electric current

• It has natural force when there is interaction with other magnets

• None of the above

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What is the unit of magnetic force?

• Torque

• Newton

• Voltage

• meter per second

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NGSS.HS-PS3-5

Part of the electric motor that produces magnetic field in a region.

• battery

• brush

• permanent magnet

• source

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Part of the electric motor where electric current passes through the coil to experience a magnetic force.

• brush

• armature

• loop of wire or coil

• source

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Factors that may affect voltage produce by motor.

• Current

• Resistance

• Torque

• Both a and b

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A type of magnet in which the magnetic field is produced by an electric current.

• coil-magnets

• electromagnets

• source-magnets

• conductor-magnet

Force that attract or repel that arises between electrically charged particles because of their motion.

• electric force

• conductor force

• electric current force

• magnetic force

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An electrical apparatus designed to convert alternating current from one voltage to another.

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A region in the magnet which influence magnetic materials. It is also a vector field that describes the magnetic influence on moving electric charges.

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