1.

The normal atmospheric pressure is : (a) 76 m of Hg (b) 76 cm of Hg (c) 76 Pa (d) 76 N m−2

Answer»

The normal atmospheric pressure is :
(a) 76 m of Hg (b) 76 cm of Hg
(c) 76 Pa (d) 76 N m2



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