Technician A says that injector nozzles are either opened by the high-pressure pulse from a distributor pump or electrically by the computer on a common rail design. Technician B says that indirect injection (IDI) delivers fuel directly into the combustion chamber. Who is right?

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


A

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Concrete cures best when poured in temperatures of _____.

a. 50°F to 60°F b. 55°F to 59°F c. 60°F to 80°F d. 80°F to 90°F

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If the aneroid device on a hydromechanical diesel engine has been tampered with, which of the following is more likely?

A. increase in black smoke emission B. increase in white smoke emission C. reduction in engine power D. increased engine power

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The process through which carbon dioxide is converted to sugar is known as carbon ____________________

Fill in the blank(s) with correct word

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Baseboard heaters are ideally suited for where?

A) Bathroom B) Basement C) Kitchen D) Bedroom

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