Questions
An iron wire of length 4m and diameter 2mm is loaded with a weight of 8kg. If the Young's modulus 'Y' for iron is 2×1011Nm–2 then the increase in length of the wire is (g = 10 ms–2)
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By Expert Faculty of Sri Chaitanya
a
0.2mm
b
0.5mm
c
2 mm
d
1 mm
