Ligeros bruñidos en conductores:
a. son aceptables.
b. deben cubrirse con cinta.
c. pueden provocar fallos.
d. no afectan al revestimiento del conductor.
c. pueden provocar fallos.
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What causes high motor heat on an air cooled compressor?
a. Broken discharge or suction valves b. Inadequate airflow across the compressor from the condenser fan c. Low mass flow of suction vapor to cool the compressor motor d. Low ambient temperatures
All of the following are compressed air safety precautions except:
A. Never spin dry bearings B. Use ear protection with pneumatic tools C. Use compressed air to blow dirt off of clothing and skin D. Check and maintain hoses and fittings
The number of cubic feet in one cubic yard of concrete is _____
a. 3 b. 6 c. 9 d. 27
Which of the following is a type of router in the network and is the reason the Internet is so versatile and resilient?
A) core routers B) access routers C) both of the above D) neither of these routers