Construction Materials Online Test - Paper 2

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Vikash chaudhary

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Total Questions: 30
Time Allotted: 30 minutes
Passing Score: 50%
Randomization: Yes
Certificate: No
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1 / 30

1. *What type of paint do you recommend in doors on the exterior wall of a building?

a) oil distemper

b) French polish

c) varnish (Interior)

d) enamel paint

2 / 30

2. *The minerals found in rocks are

a) quartz

b) feldspar

c) mica

d) all of the above

3 / 30

3. The quantity of sand in brick is about

a) 1/5 th

b) 2/5th

c) 3/5th

d) 4/5th

4 / 30

4. The dry process of manufacturing cement has become obsolete because, in comparison to the wet process

a) it is slow and costly

b) the quality of cement produced by it is inferior

c) it is difficult to maintain the correct proportions of constituents

d) all of the above

5 / 30

5. The process of taking out stones of various sizes from natural rocks is known as

a) dressing

b) seasoning

c) quarrying

d) none of the above

6 / 30

6. Limestone comes under the category of

a) aqueous rock

b) stratified rock

c) sedimentary rock

d) all of the above

7 / 30

7. *Pug mill is used for

a) clay preparation

b) clay moulding

c) brick drying

d) brick burning

8 / 30

8. *The varnish is essentially made of

a) resin

b) solvent

c) drier

d) both (a) and (b) of above

9 / 30

9. Quarry sap is found in

a) fresh wood

b) fresh stone

c) fresh brick

d) fresh lime

10 / 30

10. *Types of rock used for lightweight aggregate is

a) shale

b) pumice

c) conglomerate

d) slate

11 / 30

11. The color of statutory marble used for sculptor's work is

a) red

b) blue

c) white

d) green

12 / 30

12. *In stone masonry, the stones are placed in a position such that the natural bedding plane is

a) normal to the direction of pressure they carry

b) parallel to the direction of pressure they carry

c) at 45┬░ to the direction of pressure they carry

d) at 60┬░ to the direction of pressure they carry

13 / 30

13. The consistency test is performed to find

a) the correct water-cement ratio

b) the fineness of cement

c) the compressive strength

d) tensile strength

14 / 30

14. The silicious and aluminous minerals themselves, which do not have cementitious qualities but which react with lime in the presence of water at normal temperature to form cementitious compounds, are known as

a) glazed materials

b) porcelains

c) pozzolanic materials

d) carbonaceous materials

15 / 30

15. The argillaceous rocks have their principal constituents as

a) lime

b) clay

c) sand

d) none of the above

16 / 30

16. Pegmatite is an example of

a) sedimentary rock

b) extrusive igneous rock

c) intrusive igneous rock

d) igneous rock

17 / 30

17. *The stone suitable for rubble masonry should be:

a) hard

b) tough

c) heavy

d) light

18 / 30

18. Identify the geological classification of rocks

a) calcareous, argillaceous, and silicious

b) organic, semi-organic, and inorganic

c) igneous, sedimentary, and metamorphic

d) stratified, unstratified, and foliated

19 / 30

19. A mortar prepared by mixing wood powder or sawdust to the cement or lime mortar is known as

a) wood mortar

b) cinder mortar

c) gauged mortar

d) light-weight mortar

20 / 30

20. The small areas on the painted surface enclosed by hairline cracks are called

a) crazing

b) crocodiling

c) chalking

d) blistering

21 / 30

21. Trap is a

a) metamorphic rock

b) igneous rock

c) granite rock

d) sedimentary rock

22 / 30

22. Sand has minimum volume when:

a) absolutely dry stage

b) absolutely wet stage

c) both of above

d) none of the above

23 / 30

23. The timber having maximum resistance against white rots is obtained from

a) chir

b) shisham

c) sal

d) teak

24 / 30

24. The temperature range at which the consistency test is conducted

a) 25┬░C to 29┬░C

b) 20┬░C to 25┬░C

c) 20┬░C

d) 30┬░C to 35┬░C

25 / 30

25. As per IS specification, the maximum final setting time for ordinary Portland cement

a) 30 minutes

b) 60 minutes

c) 10 hours

d) 24 hours

26 / 30

26. Material generally not used as an extender in paints is

a) powdered silica

b) gypsums

c) talc

d) zinc white

27 / 30

27. The volume of one bag of cement weighing 50 kg is

a) 0.05m^3

b) 0.0347m^3

c) 0.025m^3

d) 0.04m^3

28 / 30

28. *If the molten magma forces itself into an already existing rock in the earth's crust and solidifies there, such a rock is known as

a) metamorphic rock

b) extrusive rock

c) intrusive rock

d) igneous rock

29 / 30

29. *Snowcem paint is a type of

a) cement paint

b) aluminium paint

c) bronze paint

d) cellulose paint

30 / 30

30. In the chemical composition of the test for loss on ignition, the cement is treated to a temperature of

a) 100┬░C

b) 200┬░C

c) 500┬░C

d) 1000┬░C

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Construction Materials Online Test – Paper 2

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