Technician A says that because of hybrid/electric technology, the internal combustion engine used on these vehicles runs colder than peak operating temperatures. Technician B says that PTC coolers located in the A/C system are used to overcome this excessive engine heat. Which technician is correct?

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


D) Neither technician

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?What is an example of a plastics that benefits from controlled, limited irradiation, with the result of elevating the softening temperature above that of boiling water? 

A. ?polypropylene B. ?polyester C. ?polyethylene D. ?polystyrene

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Why is it important to use request for quotes when seeking bids from specialty contractors?

What will be an ideal response?

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Technician A says a sticking parking brake pedal may be caused by weak shoe return springs. Technician B says the parking brake lever may stick because of a damaged brake hose. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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The following statements are all correct EXCEPT ________

A) Used tires produce a heavy smoke when burned. B) Used tires can be burned in a furnace for winter heat C) Used tires can be breeding grounds for mosquitoes that carry disease. D) Used tires are difficult to dispose of in a landfill because they tend to rise to the surface.

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