

MCQOPTIONS
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1. |
Which of the mentioned below is the Rankine s formula? |
A. | P<sub>cr</sub>= ( frac{A}{1+a( frac{L}{K_{xx}})} ) |
B. | P<sub>cr</sub>= ( frac{ sigma_cA}{1+a( frac{L}{K_{xx}})} ) |
C. | P<sub>cr</sub>= ( frac{A^2}{1+a( frac{L}{K_{xx}})} ) |
D. | P<sub>cr</sub>= ( frac{ sigma_cA^2}{1+a( frac{L}{K_{xx}})} ) |
Answer» C. P<sub>cr</sub>= ( frac{A^2}{1+a( frac{L}{K_{xx}})} ) | |