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A substance breaks down by a stress of 1...

A substance breaks down by a stress of `10^(6) Nm^(-2)`. If the density of the material of the wire is `3 xx 10^(3) kgm^(-3)`, then the length of the wire of the substance which will break under its own weight when suspended vertically is

A

66.6 m

B

60.0 m

C

33.3 mm

D

30.3 mm

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SL ARORA-Mechanical Properties of Solids-Example
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