If flexural rigidity of a column whose length is L and the loaded end – McqOptions

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1.	If flexural rigidity of a column whose length is L and the loaded end is free, is EI, the critical load will be
A.	Pc = πEI/(4L2)
B.	Pc = π2EI/(4L2)
C.	Pc = πEI2/(4L2)
D.	None of these
Answer» C. Pc = πEI2/(4L2)

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