The vertical reaction for the arch is________________?

Related Mcqs:

1. 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...

2. The locus of reaction of a two hinged semi-circular arch, is_________________?

   A. Straight line B. Parabola C. Circle D. Hyperbola...

3. 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...

4. 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)...

5. 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°...

6. 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...

7. 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...

8. 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...

9. 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...

10. The horizontal thrust on the ends of a two hinged semicircular arch of radius carrying_________________?

    A. A uniforml 4/3 B. end, is C. All the above D. non of these...