A. 200 mm
B. 250 mm
C. 300 mm
D. 400 mm
Related Mcqs:
- A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be________________?
A. 10 m
B. 12 m
C. 14 m
D. 16 m - A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is___________________?
A. 411 N mm
B. 511 N mm=
C. 611 N mm
D. 711 N mm - A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be________________?
A. 2/3
B. 3/2
C. 5/8
D. 8/5 - The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is_______________?
A. 1/2
B. 2/3
C. 1/4
D. 1/3 - The ratio of the length and diameter of a simply supported uniform circular beam which experiences maximum bending stress equal to tensile stress due to same load at its mid span, is___________________?
A. 1/8
B. 1/4
C. 1/2
D. 1/3 - The maximum bending moment for a simply supported beam with a uniformly distributed load w/unit length, is_________________?
A. WI/2
B. WI²/4
C. WI²/8
D. WI²/12 - 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_________________?
A. 0.207
B. 0.307
C. 0.407
D. 0.508 - 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________________?
A. L/d
B. L/2d
C. (L/2d)²
D. (L/3d)² - 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/mm2 - The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is______________?
A. WL3/3EL
B. WL3/8EL
C. WL3/24EL
D. WL3/48EL
