Explain the three major pollutants that are regulated vehicle emissions and their sources.
What will be an ideal response?
Hydrocarbons (HC) are unburned fuel from the combustion process. Carbon monoxide (CO) is a byproduct of combustion. Oxides of nitrogen (NOX) are formed by high cylinder temperatures above 2,500°F.
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Potassium has a major role in:
A) meiosis. B) cell elongation. C) cell division. D) stomate opening and closing.
The major bearing(s) used with a clutch assembly is (are) the ________
A) Pilot bearing that supports the end of the transmission input shaft B) Release bearing that is mounted at the front of the transmission C) Both A and B D) Neither A nor B
A block of unknown metal has dimensions: 1 cm x 1 cm x 3 cm. The block’s density is 8000 kg/m^3. What is the mass of the block?
a. 24 g b. 240 g c. 2.4 kg d. 24 kg
What are the five guidelines to keep in mind if the troubleshooting solution does not work?
What will be an ideal response?