Practical: Measuring Electromagnetic Induction Flashcards

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1
Q

equipment

A
  • Voltmeter
  • Magnets
  • Conducting wire
  • (Power supply is not needed to test e.m.f. induction)
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2
Q

reading of voltmeter if wire is moving up and down between the magnet

A

changing value on the voltmeter between positive and negative depending on whether you are moving the wire up or down

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3
Q

reading of voltmeter if wire is moving left and right between the magnet

A

no change on voltmeter

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4
Q

reading of voltmeter if wire is increasing speed

A

bigger change in emf

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