What is the modified equation for maximum stress at the corner? – McqOptions

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1.	What is the modified equation for maximum stress at the corner?
A.	(s_c= frac{3P}{h^2} left[1-( frac{a sqrt{2}}{l}) right] )
B.	(s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{1.5} right] )
C.	(s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{1.2} right] )
D.	(s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{0.2} right] )
Answer» D. (s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{0.2} right] )

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