What are the methods of charging an object and how does charging by friction occur?
Understand the Problem
The question is summarizing the methods of charging an object, specifically focusing on charging by friction and how it works in relation to electronegativity.
Answer
Charging by friction involves rubbing objects, causing electron transfer and opposite charges.
Charging by friction occurs when electrons are transferred from one object to another through rubbing, resulting in one object becoming positively charged and the other negatively charged.
Answer for screen readers
Charging by friction occurs when electrons are transferred from one object to another through rubbing, resulting in one object becoming positively charged and the other negatively charged.
More Information
Charging by friction is often observed with insulating materials, where friction increases with surface resistance, allowing electron exchange.
Tips
A common mistake is to assume that both objects will have the same charge. Remember, there is a net transfer of electrons, making one positively charged and the other negatively charged.
Sources
- Triboelectric Charging - physicsclassroom.com
- Explain charging by friction - byjus.com
- Static Electricity - BBC Bitesize - bbc.co.uk
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