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Quick questions on Electromagnetic induction: Faraday's law, Lenz's law and transformers - OCR A-Level Physics A
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State Faraday's law of electromagnetic induction. [2 marks]
What is q2?Show answer
A rod long moves at across a field. Find the induced emf. [2 marks]
What is q3?Show answer
Explain why a transformer does not work with a direct current. [2 marks]
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