A column of height h with rectangular cross-section of a × 2a has a b – McqOptions

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1.	A column of height h with rectangular cross-section of a × 2a has a buckling load of P. If the cross-section is changed to 0.5a × 3a and height changed to 1.5h, the buckling load of the redesigned column will be
A.	\(\frac{P}{{12}}\)
B.	\(\frac{P}{{4}}\)
C.	\(\frac{P}{{2}}\)
D.	\(\frac{3P}{{2}}\)
Answer» B. \(\frac{P}{{4}}\)

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