Multiple Choice
During the passage of molten metal through the coke, the carbon percentage of the molten metal increases. The absorption of carbon depends on
A) size of the coke
B) temperature
C) time allowed for molten metal to remain in the cupola
D) all of the above
Correct Answer:

Verified
Correct Answer:
Verified
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Q6: Polystyrene is generally available in the form
Q7: A slick is mainly used for<br>A)repairing and
Q8: In furan moulding which of the following
Q9: The rammer used for packing the sand
Q11: Thermal efficiency of cupola is in the
Q12: Sprues are generally<br>A)tapered upwards<br>B)tapered downwards<br>C)uniform size
Q13: The strength of the sand is high
Q14: The cross-section of a sprue<br>A)square<br>B)circular<br>C)rectangular<br>D)any of the
Q15: Which of the following metals has the