Discussion
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- Question
The actual neutral axis of a reinforced cement concrete beam is based on the principle that the moment of areas of compression and tension zones at the neutral axis are equal.
Options- A. Agree
- B. Disagree
- Correct Answer
- Agree
- 1. The product of Young's modulus (E) and moment of inertia (I) is known as
Options- A. modulus of rigidity
- B. bulk modulus
- C. flexural rigidity
- D. torsional rigidity Discuss
- 2. At the neutral axis of a beam, the shear stress is
Options- A. zero
- B. minimum
- C. maximum
- D. infinity Discuss
- 3. The shear stress at the centre of a circular shaft under torsion is
Options- A. zero
- B. minimum
- C. maximum
- D. infinity Discuss
- 4. A beam of triangular section is placed with its base horizontal. The maximum shear stress occurs at
Options- A. apex of the triangle
- B. mid of the height
- C. centre of gravity of the triangle
- D. base of the triangle Discuss
- 5. The ratio of maximum shear stress developed in a rectangular beam and a circular beam of the same cross-sectional area is
Options- A. 2/3
- B. 3/4
- C. 1
- D. 9/8 Discuss
- 6. A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________ with one end fixed and the other end free.
Options- A. l/8
- B. l/4
- C. l/2
- D. l Discuss
- 7. If there is a fall in the temperature of a composite body, then a member having greater coefficient of linear expansion will be subjected to compressive stress.
Options- A. True
- B. False Discuss
- 8. The buckling load for a given column depends upon
Options- A. area of cross-section of the column
- B. length and least radius of gyration of the column
- C. modulus of elasticity for the material of the column
- D. all of the above Discuss
- 9. The hoop stress in a riveted cylindrical shell of diameter (d), thickness (t) and subjected to an internal pressure (p) is (where ? = Efficiency of the riveted joint)
Options- A.
- B.
- C.
- D.
Discuss
- 10. Fatigue test is carried out for
Options- A. stresses varying between two limits of equal value, but of opposite sign
- B. stresses varying between two limits of unequal value, but of opposite sign
- C. stresses varying between two limits of unequal value but of same sign
- D. all of the above Discuss
Strength of Materials problems
Search Results
Correct Answer: flexural rigidity
Correct Answer: maximum
Correct Answer: zero
Correct Answer: mid of the height
Correct Answer: 9/8
Correct Answer: l/4
Correct Answer: False
Correct Answer: all of the above
Correct Answer:
Correct Answer: all of the above
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