Q. The ratio of the moments of resistance of a solid circular shaft of diameter D and a hollow shaft (external diameter D and internal diameter d), is

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Q. A cantilever carries is uniformly distributed load W over its whole length and a force W acts at its free end upward. The net deflection of the free end will be

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Q. For a given material, if E, C, K and m are Young's modulus, shearing modulus, bulk modulus and poisson ratio, the following relation does not hold good

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Q. In the given below figure, the rivets with maximum stress, are :

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Q. For the beam shown in below figure, the maximum positive bending moment is nearly equal to negative bending moment when L1 is equal to

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Q. A composite member shown in below figure was formed at 25°C and was made of two materials a and b. If the coefficient of thermal expansion of a is more than that of b and the composite member is heated upto 45°C, then

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Q. Shear deflection of a cantilever of length L, cross sectional area A and shear modulus G, under a concentrated load W at its free end, is

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Q. An open-ended cylinder of radius r and thickness t is subjected to internal pressure p. The Young's modulus for the material is E and Poisson's ratio is μ. The longitudinal strain is

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Q. The force in BD of the truss shown in below figure is :

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Q. The bending moment at E for the structure shown in below figure, is

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Q. Euler's formula states that the buckling load P for a column of length l, both ends hinged and whose least moment of inertia and modulus of elasticity of the material of the column are I and E respectively, is given by the relation

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Q. The force in the member DE of the truss shown in below figure will be

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Q. If a member is subjected to a tensile force P, having its normal cross-section A, the resulting shear stress in an oblique plane inclined at an angle θ to its transverse plane, is

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Q. If a solid shaft is subjected to a torque T at its end such that maximum shear stress does not exceed fz the diameter of the shaft will be

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Q. In a simply supported beam L with a triangular load W varying from zero at one end to the maximum value at the other end, the maximum bending moment is

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Q. Maximum deflection of a cantilever due to pure bending moment M at its free end, is

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Q. The bending moment at C of a portal frame shown in below figure is

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Q. For a cantilever with a uniformly distributed load W over its entire length L, the maximum bending moment is

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Q. If Z and I are the section modulus and moment of inertia of the section, the shear force F and bending moment M at a section are related by

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Q. A closely coiled helical spring of radius R, contains n turns and is subjected to an axial load W. If the radius of the coil wire is r and modulus of rigidity of the coil material is C, the deflection of the coil is

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