mention any two methods of reducing friction
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Methods for Reduction friction:
- Make the surfaces little more smoother. ...
- Lubrication is another way to make a surface smoother. ...
- Make the object more streamlined. ...
- Reduce the Normal force acting between the surfaces in contact. ...
- Reduce the contact between the surfaces, so that less number of bonds will be formed.
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(friction can be reduced by lubricants like oil Grease) (and by using ball bearing between machine parts)
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