87301. When a thin cylindrical shell is subjected to an internal pressure, there will be
87302. A welded joint as compared to a riveted joint has __________ strength.
87303. The shear force at apoint on a beam is the algebraic __________ of all the forces on either side of the point.
87304. The point of contraflexure occurs in
87305. For a 25 mm hole drilled in plates, the diameter of rivet shank should be
87306. A beam of uniform strength has
87307. The shear force of a simply supported beam carrying a central point load changes sign at its midpoint.
87308. In a simple bending theory, one of the assumption is that the material of the beam is isotropic. This assumption means that the
87309. The extremeties of any diameter on Mohr's circle represent
87310. Two shafts 'A' and 'B' are made of same material. The shaft 'A' is solid and has diameter D. The shaft 'B' is hollow with outer diameter D and inner diameter D/2. The strength of hollow shaft in torsion is __________ as that of solid shaft.
87311. The bending moment of a cantilever beam of length l and carrying a gradually varying load from zero at free end and w per unit length at the fixed end is __________ at the fixed end.
87312. In the below figure, the stress corresponding to point D is
87313. The Poisson's ratio for cast iron varies from
87314. The Rankine's theory for active earth pressure is based on the assumption that
87315. The strain energy stored in a spring, when subjected to maximum load, without suffering permanent distortion, is known as
87316. An overhanging beam must overhang on both sides.
87317. The resultant stress on an inclined plane which is inclined at an angle θ to the normal cross-section of a body which is subjected to a direct tensile stress (σ) in one plane, is
87318. The ratio of change in volume to the original volume is called
87319. In a beam where shear force changes sign, the bending moment will be
87320. The maximum shear stress of a beam of triangular section occurs above the neutral axis,
87321. For the beam shown in the below figure, the shear force at A is equal to
87322. The ductility of a material __________ with the increase in percentage reduction in area of a specimen under tensile test.
87323. The rivets are made from ductile material.
87324. The rectangular beam 'A' has length l, width b and depth d. Another beam 'B' has the same length and width but depth is double that of 'A'. The elastic strength of beam B will be __________ as compared to beam A.
87325. When a closely-coiled helical spring is subjected to an axial load, it is said to be under
87326. When a rectangular beam is loaded transversely, the zero stress is developed on the neutral axis.
87327. The given figure shows the Mohr's circle of stress for two unequal and like principal stresses (σx and σy) acting at a body across two mutually perpendicular planes. The normal stress on an oblique section making an angle θ with the minor principle plane is given by
87328. According to Euler's column theory, the crippling load for a column of length (l) with one end fixed and the other end free is __________ the crippling load for a similar column hinged at both the ends.
87329. If percentage reduction in area of a certain specimen made of material 'A' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material 'B' is 40%, then
87330. The shear force diagram for a simply supported beam carrying a uniformly distributed load of w per unit length, consists of
87331. A body is subjected to two normal stresses 20 kN/m2 (tensile) and 10 kN/m2 (compressive) acting perpendicular to each other. The maximum shear stress is
87332. When a cantilever beam is loaded at its free end, the maximum compressive stress shall develop at
87333. In a cantilever beam of length l subjected to a uniformly distributed load of w per unit length, the maximum deflection lies at the fixed end.
87334. A lap joint is always in __________ shear.
87335. The elongation of a conical bar under its own weight is __________ that of prismatic bar of the same length.
87336. When the shear force diagram is a parabolic curve between two points, it indicates that there is a
87337. The efficiency of a riveted joint is the ratio of the strength of the joint to the strength of the solid plate.
87338. The slenderness ratio is the ratio of
87339. When two shafts of same length, one of which is hollow, transmit equal torques and have equal maximum stress, then they should have equal
87340. For a beam, as shown in the below figure, the maximum deflection lies at
87341. According to Euler's column theory, the crippling load for a column of length (l) fixed at both ends is __________ the crippling load for a similar column hinged at both ends.
87342. The shear force and bending moment are zero at the free end of a cantilever beam, if it carries a
87343. A rod is enclosed centrally in a tube and the assembly is tightened by rigid washers. If the assembly is subjected to a compressive load, then
87344. A bar of length L metres extends by l mm under a tensile force of P. The strain produced in the bar is
87345. A shaft revolving at ω rad / s transmits torque (T) in N-m. The power developed is
87346. The unit of modulus of elasticity is same as those of
87347. When a bar of length l, width b and thickness t is subjected to a pull of P, its
87348. A column with maximum equivalent length has
87349. A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________ with both ends hinged.
87350. The product of the tangential force acting on the shaft and its distance from the axis of the shaft (i.e. radius of shaft) is known as
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