The advantage of oxygen enriched cupola is
A) higher temperature of molten iron
B) high efficiency of cupola
C) reduced heat loss in waste gases
D) all of the above
Correct Answer:
Verified
Q2: All of the following are boring tools
Q3: Tempering is generally done to reduce all
Q4: The solidification shrinkage of carbon steel is
Q5: The draft allowance to be provided on
Q6: Magnesium aluminium alloys are grain refined by
Q8: The contraction allowance for pattern depends on
A)composition
Q9: The advantage of shell moulding is
A)Less sand
Q10: Providing more than adequate machining allowance
A)reduces machining
Q11: As a result of melting in cupola,
Q12: Chaplets are provided to
A)reduce core sag
B)support heavy
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