Depending on the chemical composition and mechanical properties, iron may be classified as
cast iron
wrought iron
steel
all the above
Correct answer is D
No explanation has been provided for this answer.
Pick up the hypabyssal rock from the following
Granite
Dolerite
Basalt
All the above
Correct answer is B
No explanation has been provided for this answer.
The variety of pig iron used for manufacture of wrought iron is
Bessemer pig
Grey or foundry pig
White forge pig
Mottled pig
Correct answer is C
No explanation has been provided for this answer.
The initial setting time of lime-pozzolana is
30 minutes
60 minutes
90 minutes
120 minutes
Correct answer is D
No explanation has been provided for this answer.
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