Strength of Materials problems
- 1. When a body is subjected to two equal and opposite forces, acting tangentially across the resisting section, as a result of which the body tends to shear off across the section, the stress and strain induced is
Options- A. tensile stress, tensile strain
- B. compressive stress, compressive strain
- C. shear stress, tensile strain
- D. shear stress, shear strain Discuss
Correct Answer: shear stress, shear strain
- 2. The state of stress at a point in a loaded member is shown in the below figure. The magnitude of maximum shear stress is
Options- A. 10 MPa
- B. 30 MPa
- C. 50 MPa
- D. 100 MPa Discuss
Correct Answer: 50 MPa
- 3. Transverse fillet welds are designed for
Options- A. tensile strength
- B. compressive strength
- C. shear strength
- D. bending strength Discuss
Correct Answer: tensile strength
- 4. The equivalent length, of a given column with given end conditions, is the length of an equivalent column of the same material and cross-section with hinged ends, and having the value of crippling load equal to that of the given column.
Options- A. True
- B. False Discuss
Correct Answer: True
- 5. The maximum shear stress in a thin spherical shell subjected to an internal pressure (p) is zero.
Options- A. Yes
- B. No Discuss
Correct Answer: Yes
- 6. The relation between equivalent length (L) and actual length (l) of a column for both ends fixed is
Options- A. L = l/2
- B. L = l/2
- C. L = l
- D. L = 2l Discuss
Correct Answer: L = l/2
- 7. Poisson's ratio is the ratio of linear stein to the volumetric strain.
Options- A. True
- B. False Discuss
Correct Answer: False
- 8. The shear force of a cantilever beam of length l carrying a uniformly distributed load of w per unit length is __________ at the fixed end.
Options- A. zero
- B. wl/4
- C. wl/2
- D. wl Discuss
Correct Answer: wl
- 9. A localised compressive stress at the area of contact between two members is known as
Options- A. tensile stress
- B. bending stress
- C. crushing stress
- D. shear stress Discuss
Correct Answer: crushing stress
- 10. Modular ratio of the two materials is the ratio of
Options- A. linear stress to linear strain
- B. shear stress to shear strain
- C. their modulus of elasticities
- D. their modulus of rigidities Discuss
Correct Answer: their modulus of elasticities
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