Q.1
The maximum bending moment for a simply supported beam with a uniformly distributed load w/unit length, is
Q.2
The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2)
Q.3
The greatest load which a spring can carry without getting permanently distorted, is called
Q.4
Pick up the correct statement from the following:
Q.5
A shaft rotating N.R.M. under a torque T, transmits a power
Q.6
Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to
Q.7
In a shaft, the shear stress is not directly proportional to
Q.8
A shaft subjected to a bending moment M and a torque T, experiences
Q.9
The strain energy due to volumetric strain
Q.10
Stress may be expressed in Newtons
Q.11
Pick up the correct statement from the following:
Q.12
parabolic arch of span and rise , is given by The equation of a
Q.13
The equivalent length of a column of length L having one end fixed and the other end free, is
Q.14
If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good
Q.15
In plastic analysis, the shape factor for a triangular section, is
Q.16
A simply supported beam which carries a uniformly distributed load has two equal overhangs. To have maximum B.M. produced in the beam least possible, the ratio of the length of the overhang to the total length of the beam, is
Q.17
section modulus of a square section of side B and that of a circular section of the ratio of the diameter D, is
Q.18
If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is
Q.19
The ratio of shear stress and shear strain of an elastic material, is
Q.20
The locus of the moment of inertia about inclined axes to the principal axis, is
Q.21
The point of contraflexure is the point where
Q.22
A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is
Q.23
Pick up the correct statement from the following:
Q.24
The area of the core of a column of cross sectional area A, is
Q.25
The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called
Q.26
The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch).
Q.27
In case of a simply supported rectangular beam of span L and loaded with a central load W, the length of elasto-plastic zone of the plastic hinge, is
Q.28
A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is
Q.29
The equivalent length is of a column of length having both the ends fixed, is
Q.30
A steel plate d × b is sandwiched rigidly between two timber joists each D × B/2 in section. The steel will be (where Young’s modulus of steel is m times that of the timber).
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