Pig iron is a product of
A. Electric arc furnace
B. Cupola
C. Blast furnace
D. Open hearth furnace
Answer: Option C
A. Electric arc furnace
B. Cupola
C. Blast furnace
D. Open hearth furnace
Answer: Option C
Which of the following will resist maxi-mum shock & vibration without cracking?
A. Grey cast iron
B. White cast iron
C. Malleable iron
D. Graphite
A. Pulverised fuel
B. Travelling grate stoker firing
C. Circulating fluidised bed
D. Fluidised bed
Isotropic materials have the same __________ in all directions.
A. Induced stresses
B. Density
C. Elastic properties
D. Thermal properties
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