Calculate the force required to increase the length of a steel wire of cross-sectional area 0.1 Mm square by 50 percent. (Given,Y for steel=2× 10 raise to 11 N/m square
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Length should be increased by 50%
e = L/2
F = YAe / L
= (2 × 10^11 × 0.1 × 10^-6 × L/2) / L
= 10^11 × 10^-7 N
= 10^4 N
= 10 kN
Force required is 10 kN
e = L/2
F = YAe / L
= (2 × 10^11 × 0.1 × 10^-6 × L/2) / L
= 10^11 × 10^-7 N
= 10^4 N
= 10 kN
Force required is 10 kN
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