41. The total strain energy stored in a body is termed as
42. Mohr's circle is used to determine the stresses on an oblique section of a body subjected to
43. A column of length ($$l$$) with both ends fixed may be considered as equivalent to a column of length __________ with both ends hinged.
44. In a tensile test, near the elastic limit zone, the
45. In case of an under-reinforced beam, the depth of actual neutral axis is __________ that of the critical neutral axis.
46. When a bar is subjected to a change of temperature and its deformation is prevented, the stress induced in the bar is
47. A bar of length ‘L’ meters extends by ‘$$l$$’ mm under a tensile force of ‘P’. The strain produced in the bar is
48. The weakest section of a diamond riveting is the section which passes through
49. Strain is equal to (where $$l$$ = Original length and $$\delta l$$ = Change in length)
50. 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)
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