Which of the following is true of a cooled exhaust gas recirculation (C-EGR) system on a truck diesel engine?
A. lowers HC emissions
B. lowers NOx emissions
C. lowers both HC and NOx emissions
D. improves engine power
Answer: B
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Si los alambres individuales de cada torón corren paralelos al sentido del cable, el cable se clasifica como _____.
a. arrollamiento derecho b. arrollamiento cruzado (o corriente) c. arrollamiento alternado d. arrollamiento paralelo
In measuring an angle, how is a protractor used?
What will be an ideal response?
Optional components found on the low side of a refrigeration system include:
A) Suction to liquid heat exchanger, economizer, oil level regulator. B) Discharge line muffler, oil separator, liquid receiver, and liquid line filter-drier. C) Suction line filter, accumulator, and evaporator pressure regulator. D) All optional components can be used on the low side of the system.
How many address bits are required to select all locations in an 8k × 8 memory?
A) 8 B) 13 C) 10 D) 12