Estimating and Costing The assumption on which the trapezoidal formula for volumes is based, is The mid-area of a pyramid is half the average area of the ends The volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied The end sections are parallel planes All listed here The mid-area of a pyramid is half the average area of the ends The volume of the Prismoidal is over-estimated and hence a Prismoidal correction is applied The end sections are parallel planes All listed here ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing The total length of a cranked bar through a distance (d) at 45° in case of a beam of effective length L, is L - (0.42 d) L + 0.42 d L - (2 × 0.4 d) L + (2 × 0.42 d) L - (0.42 d) L + 0.42 d L - (2 × 0.4 d) L + (2 × 0.42 d) ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing While estimating the qualities for the construction of a building, the correct metric unit is Meter for length Liter for capacity Square meters for volume Cubic metre for area Meter for length Liter for capacity Square meters for volume Cubic metre for area ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing The area of a sloping surface of a protective embankment of mean height‘d’, side slopes S: 1 and length ‘L’ is d × d × s L.D √(1 + s²) 2 L.D √(1 + s²) √[d² × (ds)²] d × d × s L.D √(1 + s²) 2 L.D √(1 + s²) √[d² × (ds)²] ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing The expected out turn for earth work in excavation in ordinary soil per workman per day is 2.00 cum 3.00 cum 1.00 cum 4.00 cum 2.00 cum 3.00 cum 1.00 cum 4.00 cum ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing Pick up the excavation where measurements are made in square meters for payment. Both (B) and (C) Surface excavation up to 30 cm depths Surface dressing up to 15 cm depths Ordinary cuttings up to 1 m Both (B) and (C) Surface excavation up to 30 cm depths Surface dressing up to 15 cm depths Ordinary cuttings up to 1 m ANSWER DOWNLOAD EXAMIANS APP