Civil Engineering - Building Materials - Discussion

Discussion Forum : Building Materials - Section 7 (Q.No. 36)

Building Materials

36.

Pick up the correct statement from the following:

Air bubbles in casting produce a dull sound by tapping their surfaces lightly with a hammer

Cupola furnace is used for the manufacture of cast iron

Red short iron is of no value for welding purpose

All the above.

Answer: Option

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