The maximum load, a wire can withstand without breaking, when its length is reduced to half of its original length, will [NCERT Exemplar]
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a
be double
b
be half
c
be four times
d
remain same
answer is D.
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Detailed Solution
We know that, Breaking force = Breaking force Area of cross - section …(i)When length of the wire changes, area of cross-section remains same. Hence, breaking force will be same when length changes.