Question 1

It imparts plasticity to brick earth

Accepted Answer

Alumina

Answer

Magnesia

Answer

Lime

Answer

Silica

Question 2

Which of the following is a constituent of good brick earth

Accepted Answer

Oxide of Iron

Answer

None of these

Answer

Iron pyrites

Answer

Alkalis

Question 3

The bricks prepared by dipping moulds in water every time is known as

Accepted Answer

Slop moulded brick

Answer

Pressed brick

Answer

Wire cut bricks

Answer

Sand moulded brick

Question 4

The bricks prepared by sprinkling sand or ash on inside surface of the mould is known as

Accepted Answer

Sand moulded brick

Answer

none of these

Answer

Wires cut bricks

Answer

Slope moulded brick

Question 5

The bricks having cylindrical holes throughout their thickness are known as

Accepted Answer

Perforated bricks

Answer

Cavity bricks

Answer

All of the above

Answer

Hollow bricks

Question 6

The bricks used for lining of furnaces are

Accepted Answer

Refractory brick

Answer

Hollow brick

Answer

First class brick

Answer

Wire cut brick

Question 7

The fire clay which resist temperature of 1315c-1482c is known as

Accepted Answer

Medium duty fire clay

Answer

High duty fire clay

Answer

Low duty fire clay

Answer

None of these

Question 8

It is the active part of the tree

Accepted Answer

Sap wood

Answer

Heart wood

Answer

Bark

Answer

Pith

Question 9

The cell impart to the strength to the wood

Accepted Answer

Mechanical cell

Answer

None of these

Answer

Conductive cell

Answer

Storage cell

Question 10

Outer bark is also known as

Accepted Answer

Cortex

Answer

Medulla

Answer

laburnum

Answer

Sap wood

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