Related Mcqs:

1. 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

2. A square column carries a load P at the centroid of one of the quarters of the square. If a is the side of the main square, the combined bending stress will be________________?

   A. p/a²
   B. 2p/a²
   C. 3p/a²
   D. 4p/a²

3. 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

4. If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15 Ec________________?

   A. 264 MN
   B. 274 MN
   C. 284 MN
   D. 294 MN

5. A rectangular column shown in the given figure carries a load P having eccentricities ex and ey along X and Y axes. The stress at any point (x, y) is_______________?

   A. (p/bd) [1 + (12ey. y/d²) + (12ex. x/d²)]
   B. p [1 + (6ey. y/b) + (6ex. x/ b)]
   C. (p/bd) [1 + (6ey. y/d) + (6ex. x/b)]
   D. (p/bd) [1 + (ey. y/d) + ( ex. x/d)]

6. section modulus of a square section of side B and that of a circular section of The ratio of the diameter D, is___________________?

   A. 2 /15
   B. 3 /16
   C. 3 /8
   D. /16

7. The maximum B.M. due to an isolated load in a three hinged parabolic arch, (span l and rise h) having one of its hinges at the crown, occurs on either side of the crown at a distance_______________?

   A. l/4
   B. h/4
   C. l
   D. l

8. There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of_______________?

   A. 1 : 1½ : 2
   B. 2 : 1½ : 1
   C. 1 : 1 : 2
   D. None of these

9. 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

10. For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is___________________?

    A. 30°
    B. 45°
    C. 60°
    D. 90°