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- 1. Multiple Choice
In a leaf spring, the length of all the leaves are equal.
True
False
None of the above
- 2. Multiple Choice
A beam supported on more than two supports is called
simply supported beam
fixed beam
overhanging beam
continuous beam
- 3. Multiple Choice
Two beams, one of circular cross-section and the other of square cross-section, have equal areas of cross-sections. When these beams are subjected to bending,
both beams are equally economical
square beam is more economical
circular beam is more economical
none of these
- 4. Multiple Choice
The compression test is carried on __________ materials.
ductile
brittle
malleable
plastic
- 5. Multiple Choice
When a material is loaded within elastic limit, the material will regain its shape and size when the load is removed.
Agree
Disagree
- 6. Multiple Choice
The bending stress in a beam is __________ bending moment
equal to
less than
more than
directly proportional to
- 7. Multiple Choice
The bending stress in a beam is __________ bending moment
equal to
less than
more than
directly proportional to
- 8. Multiple Choice
The tensile strength of ductile materials is __________ its compressive strength.
equal to
less than
greater than
none of the above
- 9. Multiple Choice
The maximum shear stress developed in a beam of circular section is __________ the average shear stress.
equal to
4/3 times
1.5 times
twice
- 10. Multiple Choice
When a body is subjected to a direct tensile stress (σ) in one plane, then maximum normal stress occurs at a section inclined at __________ to the normal of the section.
0°
30°
45°
90°
- 11. Multiple Choice
A rectangular beam of length l supported at its two ends carries a central point load W. The maximum deflection occurs
at the ends
at l/3 from both ends
at the centre
none of these
- 12. Multiple Choice
A rectangular beam subjected to a bending moment is shown in the figure. The upper layer of the beam will be in tension.
True
False
- 13. Multiple Choice
In a stress-strain diagram as shown in the figure, the curve A represents
mild steel
soft brass
low carbon steel
cold rolled steel
- 14. Multiple Choice
Shear modulus is the ratio of
linear stress to linear strain
linear stress to lateral strain
volumetric strain to linear strain
shear stress to shear strain
- 15. Multiple Choice
A thick pressure vessel is always used for the generation of steam, as it can withstand high pressures.
True
False
- 16. Multiple Choice
When there is a sudden increase or decrease in shear force diagram between any two points, it indicates that there is a
point load at the two points
no loading between the two points
uniformly distributed load between the two points
uniformly varying load between the two points
- 17. Multiple Choice
The bending moment at the ends of a simply supported beam will be zero.
Yes
No
- 18. Multiple Choice
The bending moment on a section is maximum where shear force is
minimum
maximum
changing sign
zero
- 19. Multiple Choice
In spring balances, the spring is used
to apply forces
to measure forces
to absorb shocks
to store strain energy
- 20. Multiple Choice
When a bar is subjected to a change of temperature and its deformation is prevented, the stress induced in the bar is
tensile stress
compressive stress
shear stress
thermal stress
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