Faraday's Law

What is the direction of the induced magnetic field?

• Left

• Right

• Up

• Down

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What is the direction of the induced magnetic field?

• Left

• Right

• Up

• Down

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What does the direction of the pointing fingers mean in this picture?

• the direction of the voltage

• the rotation of the wire

• the direction of the magnetic field

• the direction of the current

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In 1831 who discovered electromagnetic induction?

• Thomas Edison

• Nikola Tesla

• Michael Faraday

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A magnet can move in a coil of wire to produce electricity in which system?

• Generator

• Motor

• Magnet

• Transformer

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In what direction is the magnet moving?

• Left

• Right

• Up

• Down

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In what direction is the magnet moving?

• Left

• Right

• Up

• Down

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F = BIL If the current and magnetic field are doubled, the magnetic force on the wire

• halves

• remains the same

• doubles

• quadruples

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The size of the force exerted on a moving charge relative to an external magnetic field is given by

• Bqv

• Bqvcosθ

• Bqvsinθ

• none of these

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Which scientist is credited with the discovery of electromagnetic induction?

• James Clerk Maxwell

• Albert Einstein

• Michael Faraday

• Isaac Newton

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