61. After reaching the yielding stage while testing a mild steel specimen, strain
62. The load required to produce a unit deflection in a spring is called
63. When a closely-coiled helical spring of mean diameter (D) is subjected to an axial load (W), the deflection of the spring ($$\delta $$) is given by (where d = Diameter of spring wire, n = No. of turns of the spring and C = Modulus of rigidity for the spring material)
64. The value of Poisson's ratio for steel is between
65. The intensity of stress which causes unit strain is called
66. The ratio of the lateral strain to the linear strain is called
67. The ratio of linear stress to the linear strain is called
68. The force acting along the circumference will cause stress in the walls in a direction normal to the longitudinal axis of cylinder? This stress is called
69. A beam of triangular section is placed with its base horizontal. The maximum shear stress occurs at
70. A leaf spring is supported at the
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