A 20 number crucible – McqOptions

MCQOPTIONS

1.	A 20 number crucible
A.	Will have height of 20 cm
B.	Can take 20 cc of molten material
C.	Will have capacity to melt 20 kg of copper
D.	Will have internal diameter of 20 cm
E.	Can produce castings of 20 kg only
Answer» D.

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