What is the difference between primary air and secondary air?

A) Primary air is used for the main burner and secondary air is used for the auxiliary burners.
B) Primary air is mixed with the gas before ignition and secondary air is drawn in after ignition.
C) Secondary air is only used if the primary air source is depleted.
D) Primary air is used with natural gas and secondary air is used for LP gas.


B

Trades & Technology

You might also like to view...

?

A.

?

B.
?

C.
?

D.
?

Trades & Technology

John Adams called his peaceful resolution of the problems with France in 1800 "the most splendid diamond in my crown." Why did he think so? Was his pride justified? Why or why not?

What will be an ideal response?

Trades & Technology

Convert 57 ounces to pounds and ounces

What will be an ideal response?

Trades & Technology

The term MOST-Likely used to imply that the part is the same as intended by the manufacturer is:

A. OEM B. aftermarket C. cost leader D. stock

Trades & Technology