Two exactly similar wires of steel (Y, = 20 x 10" dyne/cm²) and copper (Y, = 12 × 101 dyne/cm²) are stretched by equal forces. If total elongation is 1 cm, then elongation of copper wire is, (а) 3/5 cm (b) 5/3 cm (c) 3/8 cm (d) 5/8 cm
Two exactly similar wires of steel (Y, = 20 x 10" dyne/cm²) and copper (Y, = 12 × 101 dyne/cm²) are stretched by equal forces. If total elongation is 1 cm, then elongation of copper wire is, (а) 3/5 cm (b) 5/3 cm (c) 3/8 cm (d) 5/8 cm
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Transcribed Image Text:Two exactly similar wires of steel
(Y, = 20 x 10" dyne/cm²) and copper (Y, = 12 ×
%3|
10" dyne/cm?) are stretched by equal forces. If
total elongation is 1 cm, then elongation of
copper wire is,
(a)
3/5 сm
(b)
5/3 cm
(c)
3/8 cm
(d)
5/8 cm
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