Brinell hardness number (BHN) of a material is a number, which has

1.	Brinell hardness number (BHN) of a material is a number, which has
A.	no dimension.
B.	unit of length.
C.	unity of force/area.
D.	unit of force/length.
Answer» D. unit of force/length.

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Brinell hardness number (BHN) of a material is a number, which has

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