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P4 Magnetism and magnetic fields
Quick questions on Electromagnetic induction, generators and transformers - OCR Gateway GCSE Physics A (P4)
2short 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 three ways to increase the potential difference induced when a magnet is moved into a coil. [3 marks]
What is q2?Show answer
State why a transformer does not work with a direct current. [1 mark]
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