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Question
What is the cause of friction?
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Solution
Following are the main causes of friction:
1. The interlocking of irregularities in the two surfaces in contact.
2. Nature of surface i.e. smooth or rough.
3. Pressure of two surfaces i.e. how hard the two surfaces are pressed together.
4. Mass of the body of surfaces in contact.
5. Shape of surface (e.g. flat or curved)
1. The interlocking of irregularities in the two surfaces in contact.
2. Nature of surface i.e. smooth or rough.
3. Pressure of two surfaces i.e. how hard the two surfaces are pressed together.
4. Mass of the body of surfaces in contact.
5. Shape of surface (e.g. flat or curved)
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