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The breaking stress of a wire depends upon ___________

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The breaking stress of a wire depends upon ___________

(a) Length of the wire

(b) Radius of the wire

(c) Material of the wire

(d) Shape of the cross-section

The question was asked during an interview.

Question is taken from Elastic Limit topic in portion Thermal Properties of Matter of Engineering Physics I

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Best answer
The correct option is (c) Material of the wire

The best explanation: The stress at which rupture of the wire occurs is called its breaking stress. Its value depends on the material of the wire.

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