Question Detail
Question
The document states that 'moving a circuit in a magnetic field produces an emf exactly like a battery.' This principle is fundamental to the operation of what device?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Page 21 concludes the 'Motional EMF' section with: 'This is the principle of an electric generator.'
Hint
Think about devices that convert mechanical motion into electrical energy.