Related Questions

A red house is built from red bricks . A blue house is built from blue bricks. A white house is built from white bricks. Then what is a greenhouse made from ?
A green bricks
B wood
C glass
D steel
The solid brick shown is made of small square shaped bricks of side 1. when the large brick is disassembled into its component small bricks. the total surface area of all the small bricks is how much greater than the surface area of the large brick?
A 32
B 40
C 60
D 72
Maximum safe working temperature for fireclay bricks is about __________ °C.
A 1150
B 1300
C 1450
D 1550
Fireclay bricks is not used for lining the
A Cupola
B Gas producer
C Bottom of hot metal mixer
D Roof of open hearth furnace
Fireclay bricks are used in the
A Furnaces allowed to cool frequently
B Flues
C Chimney linings
D All of the above
Fireclay bricks are not used in the
A Beehive coke oven
B By-product coke oven walls
C Combustion chamber of B.F. stoves
D Coke oven regenerators
High alumina refractory compared to fireclay bricks have
A Less load bearing capacity
B Less resistance to slag attack
C Low refractoriness
D High resistance to thermal shock and creep
A courtyard 25 m long and 16 m broad is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is
A 25000
B 20000
C 18000
D None of these
A will will 8m long, and 22.5 cm thick is made of bricks, each measuring 25 cm X 11.5 cm X 6cm. The numbe of bricks will be required to surround the plot?
A 21
B 22
C 23
D 24
A courtyard 25 m long and 16 m broad is to be paved with bricks of dimension 20 cm by 10 cm . The total number of bricks required is :
A 18000
B 20000
C 25000
D None of these

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