When 2 materials rub against each other, electrons move from the material that has the weaker attraction for them to the material that has the stronger attraction. Give 6 example of such process.
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rubbing a scale to head
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6 examples of charging by friction are –
1. Attraction of a plastic wrapper towards the hand after opening a package
2. Attachment of animal furs or hairs when rubbed with a rubber balloon.
3. Bonding of cotton strands to the plastic surface, when rubbed on it.
4. Spray painting tool, from where the compressed air pushes the paint molecules to be charged and attach to the directed surface.
5. Inkjet printer directs the ink drops towards the paper or plastic surfaces, on which the ink fixes due to static electricity.
6. Wireless power transmitter is also made on the basis of electrostatic electricity transfer between the poles.
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