Multiple Choice
Why is sand bed prepared for melting of metal in Cupola furnace?
A) it provides a refractory bottom
B) it soaks the moisture from the metal
C) it conducts the heat faster and uniformly
D) none of the mentioned
Correct Answer:
Verified
Correct Answer:
Verified
Q7: Which of the following metal has a
Q8: The adhesiveness and cohesiveness are the same
Q9: What is draft allowance also known as?<br>A)shake
Q10: Molding sand can withstand chemical reactions on
Q11: Which of the following is/are the advantage(s)
Q13: How much does the distortion allowance vary?<br>A)1mm
Q14: Ferrous metals need more allowance than non-ferrous
Q15: Incoming air pressure and quantity in cupola
Q16: How does pattern vary in size with
Q17: The following figure depicts which allowance?<br>A)machining allowance<br>B)shrinkage