Which of the following is defined as a reduction in the primary air intake area that reduces the amount of gas being burned and results in a smaller, soft, and lazy flame?
A) overfiring
B) underfiring
C) spud
D) high efficiency
Correct Answer:
Verified
Q4: Who created the injection burner?
A)Bunsen
B)Benson
C)Einstein
D)Franklin
Q5: Which type of burner is most often
Q6: Which type of burner uses a motor-driven
Q7: Which of the following meters is used
Q8: Absorption units use a mixture of _
Q9: Many standing pilot appliances are being replaced
Q10: What safety device trips closed when the
Q12: The principal control device used to achieve
Q13: Which automatic control is a control module
Q14: Which of the following meters is used
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