(b) Pa
Reason — The S.I. unit of thrust is newton and that of area is metre2, so the S.I. unit of pressure is newton per metre2 which is abbreviated as N m-2. This unit is named pascal (Pa) after the name of the french scientist Blaise Pascal.
Question
The S.I. unit of pressure is: (a) N cm-2 (b) Pa (c) N (d) N m2
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