Strength of Materials problems
- 1. A load which acts at a point on a beam is not called uniformly distributed load.
Options- A. Agree
- B. Disagree Discuss
Correct Answer: Agree
- 2. The proof resilience per unit volume of a material is known as modulus of resilience.
Options- A. True
- B. False Discuss
Correct Answer: True
- 3. A tensile test is performed on a round bar. After fracture, it has been found that the diameter remains approximately same at fracture. The material under test was
Options- A. mild steel
- B. cast iron
- C. glass
- D. copper Discuss
Correct Answer: cast iron
- 4. The thermal stress in a bar is __________ proportional to the change in temperature.
Options- A. directly
- B. indirectly Discuss
Correct Answer: directly
- 5. A spring, when loaded, is permanently distorted and recover its original shape when the load is removed.
Options- A. Agree
- B. Disagree Discuss
Correct Answer: Agree
- 6. The neutral axis of a beam is subjected to __________ stress.
Options- A. zero
- B. maximum tensile
- C. minimum tensile
- D. maximum compressive Discuss
Correct Answer: zero
- 7. The load at which the column just buckles, is known as
Options- A. buckling load
- B. critical load
- C. crippling load
- D. any one of these Discuss
Correct Answer: any one of these
- 8. A tensile test is performed on a mild steel round bar. Its diameter after fracture will
Options- A. remain same
- B. increase
- C. decrease
- D. depend upon rate of loading Discuss
Correct Answer: decrease
- 9. The relation between equivalent length (L) and actual length (l) of a column for one end fixed and the other end hinged is
Options- A. L = l/2
- B. L = l/2
- C. L = l
- D. L = 4l Discuss
Correct Answer: L = l/2
- 10. In the above question, the normal stress on an oblique section will be maximum, when ? is equal to
Options- A. 0°
- B. 30°
- C. 45°
- D. 90° Discuss
Correct Answer: 0°
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