Q. Two design options of a business building on a 10.0 hectare site are being compared for built-up area. Floor to floor height of Option A is 3.6 m and that of Option B is 4.5 m. If the maximum allowable building height is 45 m with same ground coverage for both options, the additional ...

Q. The indoor illumination requirement for a building is 350 Lux. If the daylight factor is 2.7 and the design sky illuminance is 9000 Lux, then the required supplementary artificial lighting is________Lux. Ans: 107 to 107 Sol: The three components contributing to daylight factor are: (a) ...

Q. The live load and dead load in a three storeyed residential building, transferred through a single column, is 12 tons and 18 tons respectively. If the soil bearing capacity is 10 ton/sqm and the factor of safety is 1.5, the area of column footing is sqm Ans: 4.0 to 5.0 Sol: Given, Live ...

Q. The sound power level of an outdoor non-directional point source is 90 dB. Considering an atmospheric impedance of 400 rayls, the sound pressure level at 10 m distance from the source is _______dB. Ans: 58 to 60 Sol: Putting values of Lw = 90, r = 10 m, Lp = 59,00 dB(No role of ...

Q. In India, for 1.0 cum of M-20 grade concrete, the number of cement bags required is____________(up to two decimal places). Ans: 5 to 9 Sol: Composition of M20 grade of concrete is 1:1.5:3 (Cement: Sand : Aggregate) (Total 5.5) i.e. 5.5-unit volume of M20 grade of concrete contains ...

Q. The water consumption of a high rise apartment building with 60 dwelling units having an average household size of 5 persons is 135 lpcd. Assuming 80% of the total use is met with recycled water supply, the daily domestic demand for the building is_________litres. Ans: 8100 to 8100 Sol: ...

Q. In the Figure, the negative bending moment at point A of the cantilever is___________kNm. Ans: 224 to 226 Sol: For a contilever beam lengt h ‘L’ carrying a concentrated load ‘W’ at its fixend, B. M.max = – (WL)Here, due to point load B. M.max = (– WL) = (– 20 × 5) = – 100 kN.m.For ...

Q. For an activity, ‘optimistic time duration’ is 4 days, ‘pessimistic time duration’ is 11 days and ‘most-likely time duration’ is 8 days. The PERT value of time duration is________days Ans: 7.8 to 7.9 PERT value of time duration/Expected time (te)

Q. A 5m × 5m × 3m room has four 230 mm thick external brick walls. Total wall fenestration is 10 sqm. The temperature difference between indoor and outdoor is 2 degC. The air to air transmittance values for 230 mm thick brick wall and 200 mm thick aerated concrete block wall are 2.4 and 1.7 W/sqm ...

Q. An isolated enclosure shown in the Figure has inlet P and outlet Q of 2 sqm each, on the opposite walls. The outdoor wind speed is 5 m/sec. If the coefficient of effectiveness is 0.6, the rate of natural ventilation in the enclosure due to wind action ...