1.

When a dolphin glides through air, it experiences an external pressure of 0.75 m of mercury. The absolute pressure on dolphin when it is 5 m below the free surface of the water is

A. 0.10 N/mm2
B. 0.5 N/mm2
C. 1.0 N/mm2
D. 0.15 N/mm2
Answer» E.


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