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EnglandPhysicsQuick questions
P7 Energy and P8 Global challenges
Quick questions on The national grid and mains electricity - OCR Gateway GCSE Physics A (P8)
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 why the current is made small for transmission across the national grid. [2 marks]
What is q2?Show answer
State the potential difference and frequency of UK mains electricity. [1 mark]
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