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Question 3 1 pts My At any point on a section of the beam, the normal stress is given by $\sigma = -\frac{My}{I}$, the shear stress is given $V Q$ by $\tau = \frac{VQ}{It}$. Consider a cross section of a \"T\" beam shown in the figure and answer the following questions. The black dot is the centroid of the cross-section. $I_y$ and $I_z$ is known. (A) $Q = (p \times d) \times (b + c - y - \frac{p}{2})$ (B) $Q = 0$ (C) $Q = (p \times a) \times (y - \frac{p}{2})$ (D) $Q = (p \times h) \times (y - p)$ (E) $Q = (p \times d) \times p$ (F) $t = d$ (G) $t = h$ (H) $t = a$ (I) none of the above At point 3, describe the state of stress compressive normal stress only Compressive normal stress and shear stress Shear stress only Tensile normal stress and shear stress

          Question 3
1 pts
My
At any point on a section of the beam, the normal stress is given by $\sigma = -\frac{My}{I}$, the shear stress is given
$V Q$
by $\tau = \frac{VQ}{It}$. Consider a cross section of a \"T\" beam shown in the figure and answer the following
questions. The black dot is the centroid of the cross-section. $I_y$ and $I_z$ is known.
(A) $Q = (p \times d) \times (b + c - y - \frac{p}{2})$
(B) $Q = 0$
(C) $Q = (p \times a) \times (y - \frac{p}{2})$
(D) $Q = (p \times h) \times (y - p)$
(E) $Q = (p \times d) \times p$
(F) $t = d$
(G) $t = h$
(H) $t = a$
(I) none of the above
At point 3, describe the state of stress
compressive normal stress only
Compressive normal stress and shear stress
Shear stress only
Tensile normal stress and shear stress

Question 3
1 pts
My
At any point on a section of the beam, the normal stress is given by σ = -(My)/(I), the shear stress is given
V Q
by τ = (VQ)/(It). Consider a cross section of a T̈b̈eam shown in the figure and answer the following
questions. The black dot is the centroid of the cross-section. Iy and Iz is known.
(A) Q = (p × d) × (b + c - y - (p)/(2))
(B) Q = 0
(C) Q = (p × a) × (y - (p)/(2))
(D) Q = (p × h) × (y - p)
(E) Q = (p × d) × p
(F) t = d
(G) t = h
(H) t = a
(I) none of the above
At point 3, describe the state of stress
compressive normal stress only
Compressive normal stress and shear stress
Shear stress only
Tensile normal stress and shear stress

Added by Caroline V.

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