A. 4WD²n/d4N
B. 4W²Dn/d4N
C. 4W²D3n/d4N
D. 4W²D3n²/d4N
0
The moment of inertia of a triangular section (height h, base b) about its base, is_______________?
0
The assumption in the theory of bending of beams is_________________?
A. bh²/12
B. b²h/12
C. bh3/12
D. b3h/12
0
A concentrated load P is supported by the free end of a quadrantal ring AB whose end B is fixed. The ratio of the vertical to horizontal deflections of the end A, is______________?
A. Material is homogeneous
B. Material is isotropic
C. Young’s modulus is same in tension as well as in compression
D. All the above
0
A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm2 is________________?
A. /6
B. /2
C. /3
D. /4
0
The maximum deflection due to a uniformly distributed load w/unit length over entire span of a cantilever of length l and of flexural rigidly EI, is_________________?
A. 4.0 mm
B. 4.5 mm
C. 5.0 mm
D. 5.5 mm
0
The forces acting normally on the cross section of a bar shown in the given figure introduce_______________?
A. wl3/3EI
B. wl4/3EI
C. wl4/8EI
D. wl4/12EI
0
A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm2), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is_____________?
A. Compressive stress
B. Tensile stress
C. Shear stress
D. None of these
0
The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called______________?
A. 25 N
B. 30 N
C. 35 N
D. 40 N
0
The strain energy due to volumetric strain________________?
A. Stiffness
B. Proof resilience
C. Proof stress
D. Proof load
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