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Civil Engineering - Strength of Materials

Exercise : Strength of Materials - Section 3
16.
If the stress in each cross-section of a pillar is equal to its working stress, it is called
body of equal
body of equal section
body of equal strength
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
A composite member shown in below figure was formed at 25°C and was made of two materials a and b. If the coefficient of thermal expansion of a is more than that of b and the composite member is heated upto 45°C, then
a will be in tension and b in compression
both will be in compression
both will be in tension
a will be in compression and b in tension.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
The stress at which extension of a material takes place more quickly as compared to the increase in load, is called
elastic point
plastic point
breaking point
yielding point.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
In a square beam loaded longitudinally, shear develops
on middle fibre along horizontal plane
on lower fibre along horizontal plane
on top fibre along vertical plane
equally on each fibre along horizontal plane
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Shear deflection of a cantilever of length L, cross sectional area A and shear modulus G, under a concentrated load W at its free end, is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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