Q. |
A 20 mm dia steel bar which is subjected to an axial tension of 2300 kg/cm2 produces a strain of cm. If Young's modulus of steel is 2.1 × 106kg/cm2, the bar is |
A. | In the elastic range |
B. | In the plastic range |
C. | At yield point |
D. | None of these |
Answer» A. In the elastic range |
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