One advantage of DC electric braking is that _____.
a. it can be used to hold a suspended load
b. solenoid-operated friction brakes are engaged
c. the motor is stopped very gradually
d. the motor can be stopped without having to use brake linings or drums
d. the motor can be stopped without having to use brake linings or drums
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A) Ethanol B) CNG C) Propane D) Methanol
How can a technician identify a drive axle assembly?
A) Visual identification B) Axle housing shape and number of bolts used on the cover C) Axle assembly number D) All of the above
_______________ is the process of stepping down the RF signal to a first, relatively high IF frequency and then mixing down again to a second, lower, final IF frequency
A. Deemphasising B. Double conversion C. Up-conversion D. Suppression
The effects of small carbon particles inside the refrigeration system include which of the following? You may select more than one
A) Making the compressor shell brittle B) Improving internal compressor lubrication C) Restricting metering devices D) Grounding hermetic compressor terminals