A. Horizontal thrust is wl2/8h
B. S.F. will be zero throughout
C. B.M. will be zero throughout
D. All the above
Related Mcqs:
- 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)___________________?
A. 50/EIc
B. 100/EIc
C. 150/EIc
D. 200/EIc - 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 - 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 - 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 - 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 - 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 - A three hinged arch is generally hinged at its supports and__________________?
A. At one quarter span
B. At the crown
C. Anywhere in the rib
D. None of these - parabolic arch of span and rise , is given by The equation of a________________?
A. y = h/l² × (1 – x )
B. y = 2h/l² × (1 – x)
C. y = 3h/l² × (1 – x)
D. y = 4h/l² × (1 – x) - 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° - 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
