SSC JE Mechanical Engineering 2018 Set 4 Paper

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Question : 123 of 200

Marks: +1, -0

The expression for the Rankine’s crippling load is given as________.

$P={σ_c\A}/{1-K(\l_e/K)^2}$
$P={σ_c\A}/{1+K(\l_e/K)^2}$
$P={σ_c\A}/{1-2K(\l_e/K)^2}$
$P={σ_c\A}/{1+2K(\l_e/K)^2}$

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