Engineering :: Strength of Materials
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| 311. |
The moment of resistance of a balanced reinforced concrete beam is based on the stresses in |
| A. |
steel only |
B. |
concrete only |
| C. |
steel and concrete both |
D. |
none of these |
Answer: Option C
Explanation:
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| 312. |
In a tensile test, when the material is stressed beyond elastic limit, the tensile strain |
| A. |
decreases slowly |
B. |
increases slowly |
| C. |
decreases more quickly |
D. |
increases more quickly |
Answer: Option D
Explanation:
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| 313. |
The stress at which the extension of the material takes place more quickly as compared to the increase in load, is called |
| A. |
elastic limit |
B. |
yield point |
| C. |
ultimate point |
D. |
breaking point |
Answer: Option B
Explanation:
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| 314. |
The breaking stress is |
| A. |
equal to |
B. |
less than |
| C. |
greater than |
Answer: Option B
Explanation:
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| 315. |
The stress developed in the material without any permanent set is called |
| A. |
elastic limit |
B. |
yield stress |
| C. |
ultimate stress |
D. |
breaking stress |
Answer: Option A
Explanation:
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| 316. |
When a material is loaded within elastic limit, the material will regain its shape and size when the load is removed. |
Answer: Option A
Explanation:
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| 317. |
The ratio of the largest load in a test to the original cross-sectional area of the test piece is called. |
| A. |
elastic limit |
B. |
yield stress |
| C. |
ultimate stress |
D. |
breaking stress |
Answer: Option C
Explanation:
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| 318. |
The tensile test is carried on |
| A. |
ductile |
B. |
brittle |
| C. |
malleable |
D. |
plastic |
Answer: Option A
Explanation:
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| 319. |
The compression test is carried on |
| A. |
ductile |
B. |
brittle |
| C. |
malleable |
D. |
plastic |
Answer: Option B
Explanation:
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| 320. |
The tensile strength of ductile materials is |
| A. |
equal to |
B. |
less than |
| C. |
greater than |
Answer: Option C
Explanation:
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