What pressure, in Mpa, must be maintained in a diving bell, at a depth – McqOptions

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1.	What pressure, in Mpa, must be maintained in a diving bell, at a depth of 1200 m, to keep out the ocean water (S = 1.03)
A.	12.1
B.	1.24
C.	5.16
D.	14.3
E.	9.32
Answer» B. 1.24

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