P=4²EI/L² is the equation of Euler’s crippling load if____________

1.	P=4²EI/L² is the equation of Euler’s crippling load if________________?
A.	Both the ends are fixed
B.	Both the ends are hinged
C.	One end is fixed and other end is free
D.	One end is fixed and other end is hinged
Answer» B. Both the ends are hinged

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P=4²EI/L² is the equation of Euler’s crippling load if________________?

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