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Mechanical Engineering
‣
Strength of Materials
Comments
Question
The rivets are made from ductile material.
Options
A. Yes
B. No
Correct Answer
Yes
Strength of Materials problems
Search Results
1. The Poisson's ratio for cast iron varies from
Options
A. 0.33 to 0.37
B. 0.21 to 0.26
C. 0.31 to 0.34
D. 0.32 to 0.42
Show Answer
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Correct Answer: 0.21 to 0.26
2. The polar moment of inertia of a hollow shaft of outer diameter (
D
) and inner diameter (
d
) is
Options
A.
B.
C.
D.
Show Answer
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Discuss
Correct Answer:
3. The polar modulus for a solid shaft of diameter (
D
) is
Options
A.
B.
C.
D.
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Correct Answer:
4. The maximum deflection of a cantilever beam of length
l
with a uniformly distributed load of
w
per unit length is (where
W
=
wl
)
Options
A.
B.
C.
D.
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Correct Answer:
5. The point of contraflexure occurs in
Options
A. cantilever beams
B. simply supported beams
C. overhanging beams
D. fixed beams
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Correct Answer: overhanging beams
6. The maximum shear stress of a beam of triangular section occurs above the neutral axis,
Options
A. Correct
B. Incorrect
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Correct Answer: Correct
7. For a beam, as shown in the below figure, the maximum deflection lies at
Options
A.
from
B
B.
from
A
C.
from
B
D.
from
A
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Correct Answer:
from
B
8. The resultant stress on an inclined plane which is inclined at an angle ? to the normal cross-section of a body which is subjected to a direct tensile stress (?) in one plane, is
Options
A. ? sin ?
B. ? cos ?
C. ? sin 2?
D. ? cos 2?
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Correct Answer: ? cos ?
9. When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis.
Options
A. True
B. False
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Correct Answer: True
10. Compression members always tend to buckle in the direction of the
Options
A. axis of load
B. perpendicular to the axis of load
C. minimum cross section
D. least radius of gyration
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Correct Answer: least radius of gyration
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