1. According to Poisson's Ratio, the cross section will during tension and during compression.

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1. According to Poisson's Ratio, the cross section will during tension and during compression. B) decrease, decrease D) decrease, increase A) increase, increase C) increase, decrease 2. A 2-meter cylindrical beam is elongated by 20 cm. If its radius, originally 25 cm, is reduced by 2.5 cm, what is the Poisson's ration of the beam's material? A) -1 C) -10 B) 1 D) 10 3. The undeformed plate shown in (a) is made of steel ($E_{st} = 210$ GPa) and undergoes the deformation shown in (b) after an external load is applied. If the Poisson's ratio of the plate is $v = 0.33$, what is the shear modulus of elasticity? A) 69.3 GPa C) 158 GPa B) 78.9 GPa D) 636 GPa 4. Using a new shear modulus of G = 40 GPa, which angle (in radians) is formed in the left hand corner of the deformed plate in (b) if torsion $\tau_{xy} = 600$ MN$\cdot$m? A) 0.015 rad B) 0.067 rad C) 1.556 rad D) 1.586 rad

          1. According to Poisson's Ratio, the cross section will ____ during tension and ____ during compression.
B) decrease, decrease
D) decrease, increase
A) increase, increase
C) increase, decrease
2. A 2-meter cylindrical beam is elongated by 20 cm. If its radius, originally 25 cm, is reduced by 2.5 cm, what is the
Poisson's ration of the beam's material?
A) -1
C) -10
B) 1
D) 10
3. The undeformed plate shown in (a) is made of steel ($E_{st} = 210$ GPa) and undergoes
the deformation shown in (b) after an external load is applied. If the Poisson's ratio
of the plate is $v = 0.33$, what is the shear modulus of elasticity?
A) 69.3 GPa
C) 158 GPa
B) 78.9 GPa
D) 636 GPa
4. Using a new shear modulus of G = 40 GPa, which angle (in radians) is formed in the
left hand corner of the deformed plate in (b) if torsion $\tau_{xy} = 600$ MN$\cdot$m?
A) 0.015 rad
B) 0.067 rad
C) 1.556 rad
D) 1.586 rad

1. According to Poisson's Ratio, the cross section will during tension and during compression.
B) decrease, decrease
D) decrease, increase
A) increase, increase
C) increase, decrease
2. A 2-meter cylindrical beam is elongated by 20 cm. If its radius, originally 25 cm, is reduced by 2.5 cm, what is the
Poisson's ration of the beam's material?
A) -1
C) -10
B) 1
D) 10
3. The undeformed plate shown in (a) is made of steel (Est = 210 GPa) and undergoes
the deformation shown in (b) after an external load is applied. If the Poisson's ratio
of the plate is v = 0.33, what is the shear modulus of elasticity?
A) 69.3 GPa
C) 158 GPa
B) 78.9 GPa
D) 636 GPa
4. Using a new shear modulus of G = 40 GPa, which angle (in radians) is formed in the
left hand corner of the deformed plate in (b) if torsion τxy = 600 MN·m?
A) 0.015 rad
B) 0.067 rad
C) 1.556 rad
D) 1.586 rad

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