Practical: Measuring Electromagnetic Induction

Question 1

equipment

Answer 1

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

Question 2

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

Answer 2

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

Question 3

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

Answer 3

no change on voltmeter

Question 4

reading of voltmeter if wire is increasing speed

Answer 4

bigger change in emf