Q.

Complex stresses may occur when

A. loads are inclined to principal axes
B. loads are along principal axes
C. symmetrical section are used
D. small values of shear and bending moment occur at section
Answer» A. loads are inclined to principal axes
Explanation: complex stresses may arise when loads are inclined to principal axes, when unsymmetrical sections are used or when large values of shear and bending moment occur at section.
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