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A wire is suspended from the ceiling and...

A wire is suspended from the ceiling and stretched under the action of a weight F suspended from its other end. The force exerted by the ceiling on it is equal and opposite to the weight. Then

A

Tensile stress at any cross-section A of the wire is F/A.

B

Tensile stress at any cross-section is zero

C

Tensile stress at any cross-section A is 2F A.

D

Tension at any cross-section A of the wire is zero.

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A
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AAKASH SERIES-MECHANICAL PROPERTIES OF SOLIDS-EXERCISE -IA
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