A principal stress is a a. Shear stress with zero normal stress b. Normal stress with zero shear stress c. Both (a) & (b) d. None

A principal stress is a

a. Shear stress with zero normal stress

b. Normal stress with zero shear stress

c. Both (a) & (b)

d. None
by

1 Answer

Answer :

b. Normal stress with zero shear stress
by

Related questions

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Maximum principal stress is equal to (a) (σx + σy)/2 + [ (σx –σy) 2 + τ 2 ] 0.5 (b) (σx + σy)/2 + 0.5 [ (σx –σy) 2 + τ 2 ] 0.5 (c) (σx + σy)/2 + 0.5 [ (σx –σy) 2 + 4τ 2 ] 0.5 (d) None

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Maximum principal stress theory is applicable to (a) Ductile materials (b) Brittle materials (c) Composite materials (d) None

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Maximum Principal Stress Theory is not good for brittle materials. a) True b) False

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If compressive yield stress and tensile yield stress are equivalent, then region of safety from maximum principal stress theory is of which shape? a) Rectangle b) Square c) Circle d) Ellipse

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Which is the maximum principal stress? a. Firstly σ 2 b. Secondly σ 3 c. Thirdly σ 1 d. None

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Which one of the following statements is true for Mohr-Coulomb envelope? (A) Coulomb suggests that the relationship between shear strength and normal stress, is adequately represented by the straight line (B) The generalised Mohr theory suggests that, though the shear stress depends on the normal stress, the relation is not linear (C) Coulomb and Mohr suggest that a definite relationship exists among the principal stress and the angle of internal friction (D) All the above

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The spokes of the flywheel are subjected to 1. direct shear stress 2. torsional shear stress 3. tensile stress 4. compressive stress

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The rim of the flywheel is subjected to, 1. direct tensile stress and bending stress 2. torsional shear stress and bending stress 3. direct shear stress and bending stress 4. compressive stress and bending stress

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