Answers

2015-12-21T20:53:04+05:30
Because pressure from outside air is very large, and there is no pressure from inside as there is no air
Thus bottle gets crushed
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2015-12-21T22:13:43+05:30
When all the air is removed from a bottle, the air pressure inside it decreases and the high pressure outside the bottle force and push the bottle toward inside. so it get crushed.
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