R4RIN – MCQs, Mock Tests | Civil Engineering Building Materials MCQ

Most commonly used solvent in oil paints, is

1. turpentine
2. coaltar
3. spirit
4. petroleum

✅ Correct Answer: 4

Cast steel is manufactured by

1. Bessemer process
2. Cementation process
3. Crucible process
4. Open hearth process

✅ Correct Answer: 3

The harmonious mixing of the clay ingredients, is known as

1. tempering
2. weathering
3. blending
4. none of these

✅ Correct Answer: 3

The opening left in flat roofs for lighting purpose is called

1. sky light
2. gable window
3. lantern
4. dormer window

✅ Correct Answer: 3

Gypsum consists of

1. CO2 and Calcium
2. Lime and H2O
3. CaSO4 and H2O
4. H2S and CO2

✅ Correct Answer: 3

The rocks having alumina or clay as their major constituents are known as

1. sedimentary rocks
2. igneous rocks
3. argillaceous rocks
4. calcareous rocks

✅ Correct Answer: 3

The lime which contains mainly calcium oxide and slacks with water, is (D)

1. poor lime
2. hydraulic lime
3. quick lime
4. fat lime

✅ Correct Answer: 3

Portland cement manufactured from pure white chal and clay but free from iron oxide, is known as

1. low heat portland cement
2. white cement
3. quick setting cement
4. rapid hardening cement

✅ Correct Answer: 2

The commonly used base for iron and steel work is

1. white land
2. red land
3. zinc white
4. titanium white

✅ Correct Answer: 2

The term frog means

1. soaking brick in water
2. vertical joint in a brick work
3. a depression of a face of brick
4. an apparatus to lift the stone

✅ Correct Answer: 3

The property by virtue of which lime sets under water is known as

1. hydraulicity
2. calcining
3. setting
4. slacking

✅ Correct Answer: 1

Quick setting cement is produced by adding

1. aluminium sulphate in very fine powdered form
2. less amount of gypsum in very fine powdered form
3. more amount of gypsum in very fine powdered form
4. pozzolana in very fine powdered form

✅ Correct Answer: 2

The cast iron when heated to red heat with powdered red haemetite in an oven for increasing its toughness, is

1. grey cast iron
2. mottled cast iron
3. toughed cast iron
4. white cast iron

✅ Correct Answer: 2

The steel used in R.C.C. work is

1. high carbon steel
2. wrought iron
3. stainless steel
4. mild steel

✅ Correct Answer: 4

Which of the following is a mineral?

1. syenite
2. quartz
3. granite
4. basalz

✅ Correct Answer: 2

The texture of sandstone is

1. conglomerate
2. porphyritic
3. granular crystalline
4. vesicular

✅ Correct Answer: 3

The rocks formed from molten magma, are called

1. metamorphic rocks
2. sedimentary rocks
3. igneous rocks
4. none of the these

✅ Correct Answer: 3

Black marble is generally found in the district of

1. jaisalmer
2. Jabalpur
3. Pune
4. Jaipur

✅ Correct Answer: 4

Galvanising means covering iron with a thin coat of

1. coal tar
2. glaze
3. tin
4. zinc

✅ Correct Answer: 4

The silica is used for preparing

1. lining for glass furnaces
2. silica bricks
3. coke oven
4. all of these

✅ Correct Answer: 4

Gypsum is a

1. chemically precipitated sedimentary rock
2. metamorphic rock
3. igneous rock
4. mechanically formed sedimentary rock

✅ Correct Answer: 1

Laterite is found in (A) (B) U.P. (C) Punjab (D) West Bengal

1. Kerala
2. u.p
3. punjab
4. west begal

✅ Correct Answer: 2

For construction of structures under water, the type of lime used is

1. pure lime
2. quick lime
3. fat lime
4. hydraulic lime

✅ Correct Answer: 4

The rock generally used for roofing is

1. pumice
2. slate
3. basalt
4. granite

✅ Correct Answer: 4

In a mortar, the binding material is

1. cinder
2. surkhi
3. sand
4. cement

✅ Correct Answer: 3

Slate is formed by metamorphic action of

1. granite
2. sandstone
3. limestone
4. shale

✅ Correct Answer: 4

The type of roof which slopes in two directions with a break in the slope on each side is known as

1. gambrel roof
2. gable roof
3. hip roof
4. mansard roof

✅ Correct Answer: 1

Which of the following timbers is suitable for making sports goods?

1. deodar
2. sal
3. mahogany
4. mulberry

✅ Correct Answer: 4

For obtaining vinyl chloride acetate, the method used is

1. condensation polymerization
2. co-polymerization
3. addition polymerization
4. None of these

✅ Correct Answer: 2

Smith's test of stones is performed to find out

1. the toughness of the stone
2. the hardness of the stone
3. the compressive strength of the stone
4. the presence of soluble matter of stone

✅ Correct Answer: 4

Curing compound mainly consists of

1. calcium nitrate
2. chlorinated rubber
3. calcium oxide
4. calcium hydroxide

✅ Correct Answer: 2

Coefficient of thermal expansion is highest in

1. basalt
2. granite
3. quartzite
4. sandstone

✅ Correct Answer: 3

Which one of the following is not correct about the use of ferrocement?

1. beam and columns
2. furnitures
3. domestic water tanks
4. for doors and window shutters

✅ Correct Answer: 1

The solvent used in cement paint is

1. naptha
2. turpentine
3. spirit
4. water

✅ Correct Answer: 4

The glass used as windowpanes and laboratory tables is

1. common glass
2. potash lead glass
3. potash lime glass
4. soda lime glass

✅ Correct Answer: 4

Commonly used solvent in paint is

1. common glass
2. potash lead glass
3. potash lime glass
4. soda lime glass

✅ Correct Answer: 3

Slump required for concreting lightly reinforced sections without vibration is

1. 25 - 75 mm
2. 25 - 100 mm
3. 25 - 100 mm
4. more than 100 mm

✅ Correct Answer: 1

The composed responsible for initial setting of cement is

1. dicalcium silicate
2. tricalcium silicate
3. tetra alumino ferrite
4. tricalcium aluminate

✅ Correct Answer: 4

The constituent which imparts strength to cement is

1. alumina
2. magnesia
3. silica
4. lime

✅ Correct Answer: 4

The heaviest metal is

1. cast iron
2. tin
3. LEAD
4. steel

✅ Correct Answer: 3