A structural element is subjected to pure shear of 80 N/mm2, as shown in the figure. The yield stresses both in tension and in compression are 240 N/mm2. According to the maximum normal stress theory, the factors of safety in tension and compression are, respectively,

A structural element is subjected to pure shear of 80 N/mm2, as shown

1.	A structural element is subjected to pure shear of 80 N/mm2, as shown in the figure. The yield stresses both in tension and in compression are 240 N/mm2. According to the maximum normal stress theory, the factors of safety in tension and compression are, respectively,
A.	2 and 2
B.	2.5 and 2.5
C.	3 and 3
D.	4 and 4
Answer» D. 4 and 4

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A structural element is subjected to pure shear of 80 N/mm2, as shown in the figure. The yield stresses both in tension and in compression are 240 N/mm2. According to the maximum normal stress theory, the factors of safety in tension and compression are, respectively,

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