NEET UG PHYSICS MCQ: MECHANICAL PROPERTIES OF SOLIDS

1 Medium

1 of 1

Application +4 | -1

A force

F

is required to break a wire of length

I

and radius

r

. What force is required to break a wire, of the same material, having twice the length and six times the radius ?

View answer and explanation

Correct option: D

36F

Option D (36F) is correct because the breaking force is proportional to the area, which is proportional to the square of the radius.

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