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To break a wire of one metre length, minimum , is required. Then the wire of the same material of double radius and  length will require breaking weight

a)

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b)

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c)

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d)

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Question ID - 56166 | SaraNextGen Top Answer

To break a wire of one metre length, minimum , is required. Then the wire of the same material of double radius and  length will require breaking weight

a)

-

b)

-

c)

-

d)

-

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

Breaking force = Breaking stress  Area of cross section of wire

 Breaking force  (Breaking stress is constant)

If radius becomes doubled then breaking force will become 4 times

127 votes


127