Related Questions

__________ iron is produced, when molten pig iron is chilled suddenly.
A White cast
B Grey cast
C Wrought
D None of these
Chilled cast iron has
A No graphite
B A very high percentage of graphite
C A low percentage of graphite
D Graphite as its basic constituent of composition
They treated me - I were a chilled
A when
B like
C as
D as if
The percentage of carbon in grey iron castings usually varies between
A 0.5 to 1%
B 1.2%
C 2.5 to 4.5%
D 5 to 7%
If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be
A 10 mm/m
B 16 mm/m
C 20 mm/m
D 26 mm/m
Silicon percentage in iron castings to have maximum hardness should be about
A 0.3
B 0.5
C 0.8
D 2.5
Iron is a useful metal. Here iron is
A an adjective
B a noun
C an adverb
D a verb
How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 m3 of iron?
A 400
B 200
C 300
D 100
If you need 98 ounces of iron and 2 ounces of carbon to make a sheet of steel. How much iron you need in ounces to make 12 sheet steel?
A 98
B 50
C 49
D 198
Iron is a useful metal. এখানে ‘Iron’ শব্দটি কোন প্রকারের Noun ?
A Proper Noun
B Material Noun
C Collective noun
D Common Noun

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