Skip to main content

Back to the full dot-point answer

WalesElectronicsQuick questions

Component 1: Circuit concepts

Quick questions on Charge, current and voltage - WJEC GCSE Electronics (2)

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
A charge of 90C90\,\text{C} flows through a resistor in 30s30\,\text{s}. Calculate the current. [2 marks]
What is q2?
Show answer
State which instrument you would use to measure the period of a square wave, and why. [2 marks]

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