How would you perform a snap test?
What will be an ideal response?
To perform the snap test:
1. Snap the throttle open and let it drop back down to idle. This loads the cat with fuel.
2. Watch O2 and CO. Check the rise in O2 as CO increases. O2 will continue to rise after the CO peaks, but this is not important. What is important is the O2 level at the point of peak CO.
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For residential air-conditioning units, ____________________ V single-phase is the typical voltage.
Fill in the blank(s) with the appropriate word(s).
Which of these terms refers to the movement of the plant toward gravity?
a. Phototropism c. Photoperiodism b. Photosynthesis d. Geotropism
Slope is also known as unit ____.
A. rise B. pitch C. span D. overhang
Technician A says that when one control wire is disconnected all the power windows will fail to operate. Technician B says that a defective ground connection at the master control switch could cause the failure of all power windows. Who is right?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician