Back to the full dot-point answer
EnglandElectronicsQuick questions
Component 1 Discovering Electronics
Quick questions on Sensing with LDRs and thermistors in potential dividers - 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
State what happens to an LDR's resistance as the light level rises. [1 mark]
What is q2?Show answer
An NTC thermistor is in a divider with a fixed resistor, output across the fixed resistor. As it gets hotter, what happens to the output and why? [2 marks]
What is q3?Show answer
Why is a variable resistor often used as the partner to the sensor in a sensing circuit? [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.