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Mechanical Engineering
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Strength of Materials
Comments
Question
A thin cylindrical shell of diameter (
d
), length (
l
) and thickness (
t
) is subjected to an internal pressure (
p
). The ratio of longitudinal strain to hoop strain is
Options
A.
B.
C.
D.
Correct Answer
Strength of Materials problems
Search Results
1. A beam encastered at both the ends is called
Options
A. simply supported beam
B. fixed beam
C. cantilever beam
D. continuous beam
Show Answer
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Discuss
Correct Answer: fixed beam
2. The direct stress, across a principal plane, is known as principal stress.
Options
A. Yes
B. No
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Correct Answer: Yes
3. A pressure vessel is said to be a thin shell when it is made of thin sheets.
Options
A. Agree
B. Disagree
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Correct Answer: Disagree
4. In a riveted joint, when the rivets in the various rows are opposite to each other, the joint is said to be
Options
A. chain riveted
B. zig-zag riveted
C. diamond riveted
D. none of these
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Correct Answer: chain riveted
5. In the below figure, the point
C
represents
Options
A. elastic limit
B. upper yield point
C. lower yield point
D. breaking point
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Correct Answer: lower yield point
6. According to Euler's column theory, the crippling load for a column length (
l
) hinged at both ends, is
Options
A.
B.
C.
D.
Show Answer
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Correct Answer:
7. The ratio of bulk modulus to Young's modulus for a Poisson's ratio of 0.25 will be
Options
A. 1/3
B. 2/3
C. 1
D. 3/2
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Correct Answer: 2/3
8. When a column is subjected to an eccentric load, the stress induced in the column will be
Options
A. direct stress only
B. bending stress only
C. shear stress only
D. direct and bending stress both
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Correct Answer: direct and bending stress both
9. A double strap butt joint with equal straps is
Options
A. always in single shear
B. always in double shear
C. either in single shear or double shear
D. none of these
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Correct Answer: always in double shear
10. A reinforced cement concrete beam is considered to be made of
Options
A. homogeneous material
B. hetrogeneous material
C. composite material
D. isotropic material
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Correct Answer: hetrogeneous material
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