Co-efficient of wind resistance of a circular surface, is________________?
Co-efficient of wind resistance of a circular surface, is________________?
A. 1/2
B. 1/3
C. 2/3
D. 3/2
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The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is__________________?
The maximum magnitude of shear stress due to shear force F on a rectangular section of area A at the neutral axis, is__________________?A. F/A
B. F/2A
C. 3F/2A
D. 2F/3AThe ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is_________________?
The ratio of moments of inertia of a triangular section about its base and about a centroidal axis parallel to its base, is_________________?A. 1.0
B. 1.5
C. 2.0
D. 3.0The forces acting on the bar as shown in the given figure introduce________________?
The forces acting on the bar as shown in the given figure introduce________________?A. Compressive stress
B. Tensile stress
C. Shear stress
D. None of theseA compound bar consists of two bars of equal length. Steel bar cross -section is 3500 mm2and that of brass bar is 3000 mm2. These are subjected to a compressive load 100,000 N. If Eb = 0.2 MN/mm2 and Eb = 0.1 MN/mm2, the stresses developed are___________________?
A compound bar consists of two bars of equal length. Steel bar cross -section is 3500 mm2and that of brass bar is 3000 mm2. These are subjected to a compressive load 100,000 N. If Eb = 0.2 MN/mm2 and Eb = 0.1 MN/mm2, the stresses developed are___________________?A. b = 10 N/mm2 s = 20 N/mm 2
B. b = 8 N/mm2 s = 16 N/mm2
C. b = 6 N/mm2 s = 12 N/mm2
D. b = 5 N/mm2 s = 10 N/mm2static equations i.e. H V M = 0, to a determinate structure, we may By applying the determine_________________?
static equations i.e. H V M = 0, to a determinate structure, we may By applying the determine_________________?A. Supporting reactions only
B. Shear forces only
C. Bending moments only
D. All the aboveAt yield point of a test piece, the material__________________?
At yield point of a test piece, the material__________________?A. Obeys Hooke’s law
B. Behaves in an elastic manner
C. Regains its original shape on removal of the load
D. Undergoes plastic deformation