Strength of Materials MCQs Set-1

July 17, 2020

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1. A 100 mm x 5 mm x 5 mm steel bar, free to expand, is heated from 15 ° C to 40 ° . What shall be developed?

2. Modulus of rigidity is defined as the ratio of

3. Shear stress on principal planes is

4. Stress in a beam and the section modulus

5. Maximum principle stress theory was postulated by

6. If the principle stresses in plane stress problem are σ1= 100 MPa, σ2= 40 MPa, the magnitude of max shear stress (in MPa) will be

7. The combined effect of external forces acting on a body is called

8. Longitudinal stress act __________to the longitudinal axis of the shell.

9. In case of over hanging beam the point of contraflexure

10. The strength of the beam mainly depends on


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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    Strength: Very Weak