Which gas is generally considered to be the rich indicator? (The higher the level of this gas, the richer the air-fuel mixture.)
A) O2
B) CO
C) CO2
D) HC
B
Trades & Technology
You might also like to view...
IDENTIFY TEST PROCESS SYMBOLS AND DIAGRAMS
Trades & Technology
Once tasks are delegated to the crew, a supervisor _____on a job site to anticipate scheduling conflicts and ensure the work assigned is performed.
a. requires time sheets b. implements a quality control system c. follows up frequently d. monitors safety records
Trades & Technology
If the periodic current waveform in Fig. 17.73(a) is applied to the circuit in Fig. 17.73(b), find v?.
 figure 1.png)
Trades & Technology
A very fast and accurate method of detecting lead based paint on a surface even through several layers of non-lead based paint is accomplished by _________________
A. chemical testing B. test swabs C. XRF D. magnetic testing
Trades & Technology