Circuit Devices Flashcards
1
Q
What is LDR short for?
A
Light Dependent Resistor
2
Q
What are the characteristics of LDR’s?
A
Bright light resistance falls
darkness the resistance is highest
3
Q
What does the resistance of a thermistor depend on?
A
The temperature
4
Q
What are the characteristics of a Thermistor?
A
Hot conditions the resistance drops
cool conditions the resistnace goes up
5
Q
What are sensing circuits?
A
They can be used to turn on or increase the power to components depending on the conditions that they are in