Applications of the Generator Effect (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What component rotates between magnets in an electric generator?
What component rotates between magnets in an electric generator?
A coil of wire
What are the two main magnetic components in a generator?
What are the two main magnetic components in a generator?
Two permanent magnets
What drives the rotation of the coil in a generator?
What drives the rotation of the coil in a generator?
A turbine
What does the rotating coil cut through?
What does the rotating coil cut through?
Magnetic field lines
What is induced across the coil as it rotates?
What is induced across the coil as it rotates?
A potential difference
What type of current is generated when the coil is in a complete circuit?
What type of current is generated when the coil is in a complete circuit?
Alternating current
Why does AC occur in a rotating coil generator?
Why does AC occur in a rotating coil generator?
Current direction changes
What is the name for a device that generates AC using this principle?
What is the name for a device that generates AC using this principle?
An alternator
What component is needed to produce DC instead of AC?
What component is needed to produce DC instead of AC?
A 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 that produces DC called?
What is a generator that produces DC called?
A dynamo