Brick walls are measured in sq. m if the thickness of the wall is_________________?

A. 10 cm
B. 15 cm
C. 20 cm
D. None of these

If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by_______________?

A. Mid-section formula
B. Trapezoidal formula
C. Prismoidal formula
D. All the above

A cement concrete road is 1000 m long, 8 m wide and 15 cm thick over the sub-base of 10 cm thick gravel. The box cutting in road crust is__________________?

A. 500 m3
B. 1000 m 3
C. 1500 m3
D. 2000 m3

In the mid-section formula__________________?

A. The mean depth is the average of depths of two consecutive sections
B. The area of mid-sections is calculated by using mean depth
C. The volume of the earth work is calculated by multiplying the mid-section area by the distance between the two original sections
D. All of the above

The cross -sections for a highway is taken at_________________?

A. Right angle to the centre line
B. 30 metres apart
C. Intermediate points having abrupt change in gradient
D. All the above

According to Indian Standards Institute, the actual size of modular bricks is_______________?

A. 23 cm × 11.5 cm × 7.5 cm
B. 25 cm × 13 cm × 7.5 cm
C. 19 cm × 9 cm × 9 cm
D. 20 cm × 10 cm × 10 cm

The assumption on which the trapezoidal formula for volumes is based, is________________?

A. The end sections are parallel planes
B. The mid-area of a pyramid is half the average area of the ends
C. The volume of the prismoidal is over-estimated and hence a prismoidal correction is applied
D. All the above

The brick work is not measured in cu m in case of_______________?

A. One or more than one brick wall
B. Brick work in arches
C. Reinforced brick work
D. Half brick wall

While estimating the qualities for the construction of a building, the correct metric unit is________________?

A. Metre for length
B. Cubic metre for area
C. Square metres for volume
D. Litre for capacity

While estimating a reinforced cement structure, the omitted cover of concrete is assumed_______________?

A. At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar
B. In thin slabs, 12 mm minimum or diameter of the bar whichever is more
C. For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more
D. All the above