Skip to main content

Back to the full dot-point answer

EnglandElectronicsQuick questions

Component 1 Discovering Electronics

Quick questions on Capacitors and time delays: charge, the RC time constant - 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?
Show answer
Write the equation for the charge stored on a capacitor. [1 mark]
What is q2?
Show answer
A 220 μF220\ \mu\text{F} capacitor charges through a 10 kΩ10\ \text{k}\Omega resistor. Find the time constant. [2 marks]
What is q3?
Show answer
State approximately what fraction of the supply voltage a capacitor reaches after one time constant when charging. [1 mark]

Have a question we have not covered?

This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.

All ElectronicsQ&A pages