Two wires of different materials having
Young's moduli in the ratio 3:5, lengths in the
ratio 2:1 and diameters in the ratio 1:2 are
stretched with the same force, the ratio of the
strains in the two wires is
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Answer: 1:1 is the answer plz mark me as brainliest
Answered by
1
Answer:
We know that the young's modulus is given by,
Y=stress/strain=(F/A)/strain
=>strain=F/AY
where,
F = force applied
A = area of cross section
since the wires are made of same material so there young's modulus will be same.
Also the force applied and the area of cross section is same (because radius is same)
Hence,
strain1/strain2=F₁A₂Y₂/F₂A₁Y₁=1
So, the ratio of strain will be 1:1 despite of the ratio of length.
Hence,
1:1
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