Practice Faraday’s Laws Of Electromagnetic Induction (8.2)

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6 sample questions

Question 1.
What is Faraday's First Law of Induction?
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Think about changing magnetic fields.
Question 2.
What does EMF stand for?
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Consider what voltage refers to.
3Question 3.
What does Faraday's First Law state about magnetic fields?
- It does not affect electricity
- It induces an EMF
- It only affects coils
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Remember the role of magnetic fields in induction.
4Question 4.
Does Lenz's Law indicate that induced EMF opposes the change that created it?
- True
- False
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Think about energy conservation.
Question 5.
A coil with 100 turns experiences a magnetic flux change from 0.2 Wb to 0.5 Wb in 0.5 seconds. Calculate the induced EMF.
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Use the formula for induced EMF considering total turns.
Question 6.
How would the induced EMF change if we triple the speed of a magnet moving towards a coil?
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Consider how speed affects the change in magnetic field.

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