To apply the parking brakes under normal conditions
1. be sure the air brake system is fully pressurized.
2. let the air out of the brake chambers.
3. turn off the engine.
Answer : 2. let the air out of the brake chambers.
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Determine the resultant vector in standard position for the following vectors and express the magnitude to 3 significant digits and the angle to the nearest tenth degree. 
= 151.5 ft/s at 19.6°, 
= 207 ft/s at 243.0°
Fill in the blank(s) with the appropriate word(s).
For the transistor model in Fig. 4.111, obtain the Thevenin equivalent at terminals a-b.
 FIGURE 1.png)
The two AWS classifications for FCAW electrodes are _____
a. solid and fluxed b. small and large c. fixed and open d. ferrous and nonferrous
Technician A says the fuel system monitor may not be allowed to run if a pending code is stored. Technician B says the comprehensive component monitor will use one-trip logic when determining when to set a DTC and illuminate the MIL. Who is correct?
A. A only B. B only C. both A and B D. neither A nor B