Concrete Technology MCQs

Question 1

The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known

Accepted Answer

batching

Answer

grading

Answer

curing

Answer

mixing

Question 2

Proper batching ensures

Accepted Answer

all the above

Answer

economy

Answer

durability

Answer

workability

Question 3

Pick up the correct statement from the following :

Accepted Answer

All the above

Answer

The weight of ingredients of concrete mix, is taken in kilograms

Answer

Water and aggregates are measured in litres

Answer

The finished concrete is measured in cubic metres

Question 4

For a concrete mix 1 ? 3 6 and water cement ratio 06 both by weight, the quantity of water required per bag, is

Accepted Answer

14 kg

Answer

10 kg

Answer

12 kg

Answer

16 kg

Question 5

For batching 1 : 3 : 6 concrete mix by volume, the ingredients required per bag of 50 kg cement, are :

Accepted Answer

105 litres of sand and 210 litres of aggregates

Answer

70 litres of sand and 120 litres of aggregates

Answer

70 kg of sand and 140 litres of aggregates

Answer

105 litres of sand and 140 litres of aggregates

Question 6

The dimensions of a 35 litre forma for measuring aggregates by volume, are :

Accepted Answer

length 27 cm, breadth 27 cm, height 48 cm

Answer

length 30 cm, breadth 25 cm, height 30 cm

Answer

length 39 cm, breadth 25 cm, height 32 cm

Answer

length 220 cm, breadth 25 cm, height 40 cm

Question 7

The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than

Accepted Answer

30 minutes

Answer

40 minutes

Answer

60 minutes

Answer

75 minutes

Question 8

For concreting tunnel linings, tranportation of concrete is done by

Accepted Answer

pumps

Answer

pans

Answer

wheel borrows

Answer

containers

Question 9

Transport of concrete by pumps, is done for a distance of

Accepted Answer

400 m

Answer

100 m

Answer

200 m

Answer

300 m