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3.5 Electricity
Quick questions on I-V characteristics: Ohm's law, filament lamps and diodes - AQA A-Level Physics
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
Define resistance. [1 mark]
What is q2?Show answer
State how the resistance of an NTC thermistor changes as it gets hotter. [1 mark]
What is q3?Show answer
A metal wire at constant temperature passes at . Calculate its resistance. [1 mark]
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