Understanding Electrical Resistance: A Beginner's Guide
Dive deep into the concept of electrical resistance, its impact on current flow, and key factors affecting it. Explore practical examples and troubleshooting scenarios for a comprehensive understanding.
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Presentation Transcript
The measure of how much a material opposes the flow of current
A student added another light to an electrical circuit and all the lights became dimmer. What is most likely the cause of the dimmer lights?
If one burned out bulb causes all of the lights to fail in a circuit, what might you conclude?
It is made by wrapping current carrying wire around an iron core. It is a permanent magnet. Increasing the number of coils decreases the strength. It cannot be turned off. It is made by wrapping current carrying wire around an iron core.
Negative charges move easily through them.
What is a property of matter that causes objects to attract or repel each other?
