1.

Euler critical load for column with both the ends hinged is given by

A. P<sub>cr</sub> = 2π<sup>2</sup>EI/L<sup>2</sup>
B. P<sub>cr</sub>= π<sup>2</sup>EIL<sup>2</sup>
C. P<sub>cr</sub> = 2π<sup>2</sup>EIL<sup>2</sup>
D. P<sub>cr</sub> = π<sup>2</sup>EI/L<sup>2</sup>
Answer» E.


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