The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length L and of flexural rigidity EI, is
The equivalent length of a column of length L having one end fixed and the other end free is
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Two bars of different materials are of the same size and are subjected to same tensile forces. If the bars have unit elongations in the ratio of 3 : 8, then the ratio of moduli of elasticity of the two materials is:
The radius of Mohr’s circle for two equal and unlike principal stresses of magnitude “p” is:
The correct relation between Modulus of elasticity (E), Shear Modulus (G) and Bulk modulus (K) is:
A simply supported beam with a gradually varying load from zero at B and w per unit length at A is shown in figure below, the shear force at B is equal to:
When the shear force diagram is a parabolic curve between two points, it indicates that there is a
The ratio of moment of inertia of circular plate to that of square plate of equal depth is:
A circular shaft of 50 mm diameter is required to transmit a torque from one shaft to another. If shear stress is not to exceed 40 Mpa, the safe torque is:
If a shaft turns at 150 rpm under a torque of 1500 Nm, then power transmitted is
If a close coiled helical spring absorbs 30 Nmm of energy while extending by 5mm, its stiffness will be ______.
A steel bar of 5mm is heated from 5°C to 40°C and is free to expand. The bar will induce
A bar of uniform thickness t and Length L tapers uniformly from a width of b_{1} at one end to b_{2} at the other end. What will be the extension of the bar under an axial pull P?
The number of elastic constants for a completely anisotropic elastic material which follows Hooke’s law is
The Poisson’s ratio of a material which has Young’s modulus of 120 GPa, and shear modulus of 50 GPa, is
The change in the slope between two points in a straight member under flexure is equal to the area of M/EI diagram between those two points. This statement is known as 
A simply supported beam is of rectangular section. It carries a uniformly distributed load over the whole span. The deflection at the centre is “y”. If the depth of the beam is doubled, the deflection at centre will be:
The ratio of the moment of resistance of a solid circular shaft of diameter D and a hollow shaft (external diameter D and internal diameter d) is given by
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