Q. The critical neutral axis of a reinforced cement concrete beam is based on the principle that the neutral axis is situated at the centre of gravity of a given section.

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Q. The bending stress in abeam is __________ bending moment.

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Q. The tensile strength of ductile materials is __________ its compressive strength.

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Q. The distance between the centres of rivets in adjacent rows of zig-zag riveted joint, is called back pitch.

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Q. In a watch, the spring is used to store strain energy. This energy is released

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Q. A flitched beam is used to

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Q. A closely-coiled helical spring of stiffness k is cut into (n) equal parts. The stiffness in each part of the spring will be

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Q. The ratio of the lateral strain to the linear strain is called

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Q. A beam supported on more than two supports is called

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Q. In a leaf spring, the length of all the leaves are equal.

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Q. Two beams, one of circular cross-section and the other of square cross-section, have equal areas of cross-sections. When these beams are subjected to bending,

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Q. A beam extending beyond the supports is called

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Q. The compression test is carried on __________ materials.

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Q. The bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length is __________ at the free end.

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Q. The ultimate tensile stress for mild steel is __________ the ultimate compressive stress.

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Q. The direct stress induced in a long column is __________ as compared to bending stress.

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Q. The shear force of a cantilever beam of length l carrying a uniformly distributed load of w per unit length is __________ at the free end.

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Q. The extension of a circular bar tapering uniformly from diameter d1 at one end to diameter d2 at the other end, and subjected to an axial pull of P is __________ the extension of a circular bar of diameter d1 d2 subjected to the same load P.

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Q. In case of an under-reinforced beam, the depth of actual neutral axis is __________ that of the critical neutral axis.

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Q. The maximum shear stress developed in a beam of circular section is __________ the average shear stress.

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