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- Question
In a simply supported beam carrying a uniformly distributed load w per unit length, the point of contraflexure
Options- A. lies in the centre of the beam
- B. lies at the ends of the beam
- C. depends upon the length of beam
- D. does not exist
- Correct Answer
- does not exist
- 1. When a body is subjected to a direct tensile stress (?x) in one plane accompanied by a simple shear stress (?xy), the maximum shear stress is
Options- A.
- B.
- C.
- D.
Discuss
- 2. When a rectangular beam is loaded longitudinally, the shear force develops on the top layer.
Options- A. Agree
- B. Disagree Discuss
- 3. A body is subjected to a direct tensile stress of 300 MPa in one plane accompanied by a simple shear stress of 200 MPa. The minimum normal stress will be
Options- A. -100 MPa
- B. 250 MPa
- C. 300 MPa
- D. 400 MPa Discuss
- 4. A simply supported beam 'A' of length l, breadth b, and depth d carries a central point load W. Another beam 'B' has the same length and depth but its breadth is doubled. The deflection of beam 'B' will be __________ as compared to beam 'A'.
Options- A. one-fourth
- B. one-half
- C. double
- D. four times Discuss
- 5. A body is subjected to a direct tensile stress of 300 MPa in one plane accompanied by a simple shear stress of 200 MPa. The maximum normal stress will be
Options- A. -100 MPa
- B. 250 MPa
- C. 300 MPa
- D. 400 MPa Discuss
- 6. A riveted joint may fail by
Options- A. tearing of the plate at an edge
- B. tearing of the plate across a row of rivets
- C. shearing of rivets
- D. any one of these Discuss
- 7. Which of the following is a proper sequence?
Options- A. proportional limit, elastic limit, yielding, failure
- B. elastic limit, proportional limit, yielding, failure
- C. yielding, proportional limit, elastic limit, failure
- D. none of the above Discuss
- 8. According to Unwin's formula, the relation between diameter of rivet hole (d) and thickness of plate (t) is given by (where d and t are in mm)
Options- A. d = t
- B. d = 1.6 t
- C. d = 2t
- D. d = 6 t Discuss
- 9. The bending moment diagram for a simply supported beam loaded in its centre is
Options- A. a right angled triangle
- B. an issoscles triangle
- C. an equilateral triangle
- D. a rectangle Discuss
- 10. A shear stress across a plane, is always accompanied by a balancing shear stress across the plane and normal to it.
Options- A. True
- B. False Discuss
Strength of Materials problems
Search Results
Correct Answer:
Correct Answer: Disagree
Correct Answer: -100 MPa
Correct Answer: one-half
Correct Answer: 400 MPa
Correct Answer: any one of these
Correct Answer: proportional limit, elastic limit, yielding, failure
Correct Answer: d = 6 t
Correct Answer: an issoscles triangle
Correct Answer: False
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