When we climb up a tree, its rough trunk provides sufficient frictional force parallel to the surface of the tree which helps us cling on to the trunk. It is
difficult to climb up a smooth metallic lamp post because
it does not provide enough parallel frictional force.
EXPLAIN the example.....
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Answered by
1
Answer:
because when we have rough place it makes to inter lock the particles but smooth metallic lamp doesn't have that rough
Answered by
3
Answer:
What is inter lock?.........
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