The pressure in millimetres of mercury gauge, equivalent to 68 mm H2O – McqOptions

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1.	The pressure in millimetres of mercury gauge, equivalent to 68 mm H2O plus 54.4 mm manometer fluid, sp. Gr. 2.5 is
A.	20
B.	17.5
C.	12.5
D.	10
E.	15.5
Answer» F.

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