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)___________________?

Related Mcqs:

1. If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span__________________?

   A. Horizontal thrust is wl2/8h
   B. S.F. will be zero throughout
   C. B.M. will be zero throughout
   D. All the above

2. 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

3. 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

4. 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

5. 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. wl3/3EI
   B. wl4/3EI
   C. wl4/8EI
   D. wl4/12EI

6. constant, depth of a cantilever of length of uniform strength loaded with Keeping breadth uniformly distributed load varies from zero at the free end and________________?

   A. 2w w l at the fixed end
   B. l) at the fixed end
   C. w l) at the fixed end
   D. 3w l at the fixed end

7. d constant, the width of a cantilever of length l of uniform strength loaded with Keeping the depth a uniformly distributed load w varies from zero at the free end and________________?

   A. (2w/ × l² at the fixed end
   B. (3w/ × l² at the fixed end
   C. (3w/ × l² at the fixed end
   D. (5w/ × l² at the fixed end

8. 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

9. An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is_________________?

   A. Wa/h
   B. Wa/2h
   C. 2W/ha
   D. 2h/Wa

10. A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to________________?

    A. /4h thrust is
    B. /8h
    C. /12h
    D. /16h