When Caterpillar fuel injector actuators are energized by the ECM drivers, voltage peaks at:
A. 5 V-DC
B. 8 V-DC
C. 12 V-DC
D. + 108 V-DC
Answer: D
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All of the following statements are true EXCEPT:
A. leather does a good job around moisture or higher temperatures (above 2000F). B. felt is a material that is sometimes used to keep out dirt. C. to tell if a used seal is synthetic rubber or leather, scratch its surface. It will turn to a rougher, lighter color like brown or beige if it is leather. D. felt does not do a good job of keeping oil confined and can also absorb water, contributing to rusting.
To dissolve carbon dioxide and to oxidize iron and manganese, water treatment systems use _____
a. aerators b. softeners c. precipitates d. coagulation
Using the y parameters, derive formulas for Zin, Zout, Ai, and Av for the common-emitter transistor circuit.
What will be an ideal response?
A solenoid uses two coils. Their windings are called:
a push-in and pull-out. b. pull-in and push-out. c. push-in and hold-out. d. pull-in and hold-in.