4. A steel bar of 40 mm × 40 mm square cross-section is subjected to an axial compressive load of 200 kN. If the length of the bar is 2m andE = 200 GPa, the elongation of the bar will be: (A) 1.25 mnm (B) 2.70 mm (C) 4.05 mm (D) 5.40 mm

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
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4. A steel bar of 40 mm × 40 mm square croSS-section is subjected to an axial compressive load of 200 kN.
If the length of the bar is 2m andE = 200 GPa, the elongation of the bar will be:
(A) 1.25 mm
(B) 2.70 mm
(C) 4.05 mm
(D) 5.40 mm
Transcribed Image Text:4. A steel bar of 40 mm × 40 mm square croSS-section is subjected to an axial compressive load of 200 kN. If the length of the bar is 2m andE = 200 GPa, the elongation of the bar will be: (A) 1.25 mm (B) 2.70 mm (C) 4.05 mm (D) 5.40 mm
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