Q1. From the appropriate Table in BS 8110 determine the bending moments of short span on a rectangular slab freely supported on all four sides (corners not held down) and subjected to a load of gk = 4 kN/m² and qk = 6 kN/m² , when lx = 3.0 m & ly = 3.75 m.A. 7.70 kNm B. 12.18 kNm C. 5.02 kNm D. 3.22 kNm E. 9.75 kNm Q2. Based on stress distribution in a semi-infinite elastic solid by the Boussinesq solution, what is the critical depth in which the increase in stresses is only about 10 percent of the applied stress on a square footing? This depth is usually the critical depth for settlement assessment of a footing.A. 0.5 times of footing width (0.5B) B. 2.0 times of footing width (2.0B) C. 5.0 times of footing width (5.0B) D. 10.0 times of footing width (10.0B) E. 15.0 times of footing width (15.0B) Q3. Which of the following statements are true for circular column?A. Minimum no. of bars is 8, size of bar is not less than 10 mm B. Minimum no. of bars is 8, size of bar is not less than 12 mm C. Minimum no. of bars is 6, size of bar is not less than 10 mm D. Minimum no. of bars is 6, size of bar is not less than 12 mm E. None of the above Q4. What is the minimum residual pressure head for an external hydrant system required by Bomba?A. 3.0m B. 7.5m C. 12.5m D. 10.0m E. 15.0m Q5. What is the fire resistance requirement of a concrete structure for an underground basement car-park?A. One hour B. Half an hour C. Two hours D. Three hours E. Four hours |