Imagine that the friction suddenly vanishes.How would the life be affected?List some situations
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We won't be able to make a vehicle stop when brake is applied.
It would be like walking on the treadmill. you cannot stand properly.
You would not be able to leave a mark on the paper using pencil/pen.
You won't be able to hold a pen/pencil to write.
The matchstick will not catch when you rub against the matchbox.
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