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EnglandElectronicsQuick questions

Component 1 Principles of Electronics

Quick questions on Ohm's law, Kirchhoff's laws and resistor networks - Eduqas A-Level 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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A resistor carries 25 mA25\ \text{mA} when 5.0 V5.0\ \text{V} is across it. Find its resistance. [2 marks]
What is q2?
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Two 330 Ω330\ \Omega resistors are connected in parallel. Find the combined resistance. [2 marks]
What is q3?
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A 100 Ω100\ \Omega resistor carries 0.20 A0.20\ \text{A}. Find the power it dissipates. [2 marks]

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