Discussion
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- Question
The ultimate tensile stress for mild steel is __________ the ultimate compressive stress.
Options- A. equal to
- B. less than
- C. more than
- Correct Answer
- more than
- 1. The shear modulus of most materials with respect to the modulus of elasticity is
Options- A. equal to half
- B. less than half
- C. more than half
- D. none of these Discuss
- 2. In leaf springs, the maximum bending stress developed in the plates is (where W = Load acting on the spring, l = Span of the spring, n = Number of plates, b = Width of plates, and t = Thickness of plates)
Options- A.
- B.
- C.
- D.
Discuss
- 3. In case of eccentrically loaded struts __________ is preferred.
Options- A. solid section
- B. hollow section
- C. composite section
- D. reinforced section Discuss
- 4. The shear force at the ends of a simply supported beam carrying a uniformly distributed load of w per unit length is
Options- A. zero at its both ends
- B. wl at one end and - wl at the other end
- C. wl/2 at one end and - wl/2 at the other end
- D. wl2/2 at one end and - wl2/2 at the other end Discuss
- 5. The bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length is __________ at the free end.
Options- A. zero
- B. wl/4
- C. wl/2
- D. wl Discuss
- 6. In a watch, the spring is used to store strain energy. This energy is released
Options- A. to stop the watch
- B. to run the watch
- C. to change the time
- D. all of these Discuss
- 7. A rectangular beam of length l supported at its two ends carries a central point load W. The maximum deflection occurs
Options- A. at the ends
- B. at l/3 from both ends
- C. at the centre
- D. none of these Discuss
- 8. A closely-coiled helical spring is cut into two halves. The stiffness of the resulting spring will be
Options- A. same
- B. double
- C. half
- D. one-fourth Discuss
- 9. The modulus of elasticity for mild steel is approximately equal to
Options- A. 10 kN/mm2
- B. 80 kN/mm2
- C. 100 kN/mm2
- D. 210 kN/mm2 Discuss
- 10. A thick pressure vessel is always used for the generation of steam, as it can withstand high pressures.
Options- A. True
- B. False Discuss
Strength of Materials problems
Search Results
Correct Answer: less than half
Correct Answer:
Correct Answer: composite section
Correct Answer: wl/2 at one end and - wl/2 at the other end
Correct Answer: zero
Correct Answer: to run the watch
Correct Answer: at the centre
Correct Answer: double
Correct Answer: 210 kN/mm2
Correct Answer: False
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