Quick questions on Zener diode voltage regulation - WJEC GCSE Electronics (5)

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

State what happens to the voltage across a Zener diode once it is in reverse breakdown. [1 mark]

What is q2?

Show answer

3.3\,\text{V}

Zener is fed from a

9.0\,\text{V}

supply at

10\,\text{mA}

. Calculate the series resistor. [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