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The indenter used in Brinell hardness test is a ____________

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The indenter used in Brinell hardness test is a ____________

(a) Ball

(b) Cone

(c) Cylinder

(d) Pyramid

The question was asked during an online exam.

I would like to ask this question from Compression Test in chapter Testing of Concrete of Concrete Technology

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Correct choice is (b) Cone

Easiest explanation: The Brinell method applies a predetermined test load (F) to a carbide ball of fixed diameter (D) which is held for a predetermined time period and then removed.

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