The requirements for grounding of services are located in _____.

a. NEC Article 250, Part III
b. NEC Sections 250.24(A), (B), (C), and (D)
c. NEC Section 250.52(A)(2)
d. NEC Section 250.64


b. NEC Sections 250.24(A), (B), (C), and (D)

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Aluminum is an oxide of alumina that is very porous.

Answer the following statement true (T) or false (F)

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The main factors affecting the measurement of brick masonry are the size of the brick units, the size of the joints between bricks, the wall thickness, and the pattern of brick bond utilized.

Answer the following statement true (T) or false (F)

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Technician A says that a MAF sensor is a high-authority sensor and is responsible for determining the fuel needs of the engine based on the measured amount of air entering the engine. Technician B says that a cold wire MAF sensor uses the electronics in the sensor itself to heat a wire 20°C below the temperature of the air entering the engine. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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What is a distillate oil?

A) Distillates evaporate at relatively low temperatures B) Distillates are filtered to remove impurities C) A distillate is what is left after all the residuals have been vaporized D) Distillates are bio-fuels manufactured from ethanol

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