Quick questions on Current, voltage, resistance and Ohm's law - Eduqas GCSE Electronics

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?

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State Ohm's law as an equation. [1 mark]

What is q2?

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470\ \Omega

resistor has

9.0\ \text{V}

across it. Find the current. [2 marks]

What is q3?

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A current of

0.25\ \text{A}

flows through a resistor when

5.0\ \text{V}

is across it. Find its resistance. [2 marks]

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