Give 2 examples of each on how can we increase and decrease friction
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To decrease friction
1 we cabln do oiling on objects to decrease friction. Ex when we do oiling in machine it works softly
2 we can use graphite to reduce friction. Ex when we rub graphite at door it works softly
To increase friction
1 we can strike a object with other to increase friction. Ex when we strike two object after some time thier striked part become hard
2 continuing using object for long time. Ex when we wear same shoes every time it tears due to friction.
To increase
1 we cabln do oiling on objects to decrease friction. Ex when we do oiling in machine it works softly
2 we can use graphite to reduce friction. Ex when we rub graphite at door it works softly
To increase friction
1 we can strike a object with other to increase friction. Ex when we strike two object after some time thier striked part become hard
2 continuing using object for long time. Ex when we wear same shoes every time it tears due to friction.
To increase
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