Applications of the Generator Effect (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is another name for an electric generator?
What is another name for an electric generator?
Dynamo
What does the coil in a generator rotate between?
What does the coil in a generator rotate between?
Two permanent magnets
What does the rotating coil cut through?
What does the rotating coil cut through?
Magnetic field lines
What is induced across the coil when it rotates?
What is induced across the coil when it rotates?
Potential difference
What type of current is produced when the coil is connected to a complete circuit?
What type of current is produced when the coil is connected to a complete circuit?
Alternating current
Why does the direction of current change in AC generation?
Why does the direction of current change in AC generation?
The coil rotates
What device uses a rotating coil to generate AC?
What device uses a rotating coil to generate AC?
Alternator
What component is needed to produce DC instead of AC?
What component is needed to produce DC instead of AC?
Split ring commutator
How often does the commutator reverse the current direction?
How often does the commutator reverse the current direction?
Every half-rotation
What is a generator with a split ring commutator called?
What is a generator with a split ring commutator called?
Dynamo