Mini-Quiz: Generating Electrical Current

1. What happens when you change the direction of a wire passing through a magnetic field?

   You can't change directions because of the commutatorSorry, not correct. Try another button. The direction of the magnetic field changes, as indicated in the meterGood try, but not right. Select another answer. The direction of the current changes, provided the wire is part of a circuitThat is correct. You are becoming a Champion in electricity.

2. What happens when you speed up an electric generator?

   The current increasesCorrect. You are doing great. It goes from AC to DCOops! Wrong answer. Re-read the question and try again. It becomes an electric motorSorry, not correct. Try another button.

3. Why is wire wound in so many loops in commercial generators?

   Many loops are needed to make AC electricityGood try, but not right. Select another answer. Voltage depends on how many loops are usedThat is correct. You are becoming a Champion in electricity. No one is sure why they do it that wayOops! Wrong answer. Re-read the question and try again.

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