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Physics Chemistry

Engineering :: Heat Engines

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A vacuum of 712 mm was obtained with the barometer reading 753 mm of mercury. The corrected vacuum to a standard barometer of 760 would be

[A].	719 mm Hg	[B].	712 mm Hg
[C].	706 mm Hg	[D].	753 mm Hg
[E].	760 mm Hg

Answer: Option A

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