Take two iron nail one with pointed end and other with blunt end try to nail them into wall, what do you observe?
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The nail with pointed end has less area so it will exert more pressure on the wall so it will easily fixed on the wall .
But the nail with blunt end has more area so it will exert less preaure on the wall and its hard to fix it on the wall.
But the nail with blunt end has more area so it will exert less preaure on the wall and its hard to fix it on the wall.
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