Fluid MechanicsHard
Question
In CGS system, the Young′s modulus of a steel wire is 2 × 1012 dyne/cm2.To double the length of a wire of unit cross-section area, the force required is :
Options
A.4 × 106 dynes
B.2 × 1012 dynes
C.2 × 1014 dynes
D.2 × 108 dynes
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