In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always________________?

Related Mcqs:

1. In a spherical dome the hoop stress due to a concentrated load at crown is_______________?

   A. compressive everywhere
   B. tensile everywhere
   C. partly compressive and partly tensile
   D. zero

2. In a ring beam subjected to uniformly distributed load______________?

   1. shear force at mid span is zero
   2. shear force at mid span is maximum
   3. torsion at mid span is zero
   4. torsion at mid span is maximum
   The correct answer is ?

   A. (1) and (3)
   B. (1) and (4)
   C. (2) and (3)
   D. (2) and (4)

3. The load factors for live load and dead load are taken respectively as_________________?

   A. 1.5 and 2.2
   B. 2.2 and 1.5
   C. 1.5 and 1.5
   D. 2.2 and 2.2

4. Assertion A : The load factor for live load is greater than that for dead load. Reason R : The live loads are more uncertain than dead loads?

   Select your answer based on the coding system given below :

   A. Both A and R are true and R is the correct explanation of A.
   B. Both A and R are true but R is not the correct explanation of A.
   C. A is true but R is false.
   D. A is false but R is true.

5. The maximum value of hoop compression in a dome is given by___________________?

   A. wR / 4d
   B. wR/2d
   C. wR/d
   D. 2wR/d

   where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome

6. For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory_______________?

   A. is always less than 1
   B. is always greater than 1
   C. can be more than 1
   D. can be less than 1

7. Minimum thickness of load bearing RCC wall should be_____________?

   A. 50 mm
   B. 100 mm
   C. 150 mm
   D. 200 mm

8. The load carrying capacity of a helically reinforced column as compared to that of a tied column is about________________?

   A. 5% less
   B. 10% less
   C. 5% more
   D. 10% more

9. If the foundations of all the columns of a structure are designed on the total live and dead load basis, then_________________?

   A. there will be no settlement of columns
   B. there will be no differential settlement
   C. the settlement of exterior columns will be more than interior columns
   D. the settlement of interior columns will be more than exterior columns

10. The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of__________________?

    A. 0.367 xu
    B. 0.416 xu
    C. 0.446 xu
    D. 0.573 xu

    where xu is the depth of neutral axis at the limit state of collapse