In the below figure, __________ represents glass. curve A curve B curve C curve

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Question
In the below figure, __________ represents glass.
Options
A. curve A
B. curve B
C. curve C
D. curve D

Correct Answer

curve C

Strength of Materials problems

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2. When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as
Options
A. Young's modulus
B. modulus of rigidity
C. bulk modulus
D. Poisson's ratio

5. A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other half, as shown in the below figure. If the rotation of B relative to A is 0.1 radian, the rotation of C relative to B will be
Options
A. 0.4 radian
B. 0.8 radian
C. 1.6 radian
D. 3.2 radian

6. The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and ?_t, ? and ?_c = Permissible tensile, shearing and crushing stresses respectively)
Options
A. (p - 2d)t x ?_c
B. (p - d)t x ?
C. (p - d)t x ?_t
D. (2p - d)t x ?_t

7. When a thin cvlindrical shell is subjected to an internal pressure, the volumetric strain is (where ?₁ = Hoop strain, and ?₂ = Longitudinal strain)
Options
A. 2?₁ - ?₂
B. 2?₁ + ?₂
C. 2?₂ - ?₁
D. 2?₂ + ?₁

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