How Will You Define Vacuum?
It is a completely empty space. In a vacuum, pressure is so low that any particles in the space do not affect any processes…
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It is a completely empty space. In a vacuum, pressure is so low that any particles in the space do not affect any processes…
A vacuum, in theory, is a space entirely devoid of matter. But no method has been devised for producing one. In practice, therefore, a vacuu