Q. A thin cylindrical shell of diameter (d) length (l) and thickness (t) is subjected to an internal pressure (p). The longitudinal stress in the shell is

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Q. If the section modulus of a beam is increased, the bending stress in the beam will

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Q. A beam encastered at both the ends is called

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Q. The maximum shear stress is equal to the radius of Mohr's circle.

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Q. A closely coiled helical spring is of mean diameter (D) and spring wire diameter (d). The spring index is the ratio of

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Q. The strain energy stored in a body, when the load is gradually applied, is (where σ = Stress in the material of the body, V = Volume of the body, and E = Modulus of elasticity of the material)

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Q. If the diameter of pressure vessel is 15 times the wall thickness, the vessel is said to be a thick shell.

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Q. The rivets are used for __________ fastenings.

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Q. A beam which is fixed at one end and free at the other is called

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Q. When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as

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Q. The bending moment at a section tends to bend or deflect the beam and the internal stresses resist its bending. The resistance offered by the internal stresses, to the bending, is called

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Q. The section modulus of a rectangular section about an axis through its C.G., is

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Q. The ratio of shear modulus to the modulus of elasticity for a Poisson's ratio of 0.4 will be

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Q. The maximum deflection of a fixed beam of length L carrying a total load W uniformly distributed over the whole length is

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Q. The pull required to tear off the plate per pitch length is (where p = Pitch of rivets, t = Thickness of plates, and σt, τ and σc = Permissible tensile, shearing and crushing stresses respectively)

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Q. When a beam is subjected to bending moment, the stress at any point is __________ the distance of the point from the neutral axis.

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Q. The torsional rigidity of a shaft is given by

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Q. The unit of strain is

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Q. The maximum deflection of a cantilever beam of length L with a point load W at the free end is

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Q. The maximum bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length lies at the middle of its length.

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