Which item is NOT important to know before starting the diagnosis of an engine performance problem?
A) The brand of engine oil used
B) List of previous repairs
C) The type of gasoline used
D) The temperature of the engine when the problem occurs
A
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A vibration that is felt in the steering wheel at highway speeds is usually due to ________.
A) Out-of-balance or bent drive shaft on a RWD vehicle B) Out-of-balance drive axle shaft or defective outer CV joints on a FWD vehicle C) Defective or out-of-balance rear tires D) Defective or out-of-balance front tires
The specialized area of horticulture that deals with the science and practice of producing, processing, and selling high-quality seed is _____ production
A) fertilizer B) seed C) soil D) weed
The gas ____ operates a unit that removes unwanted components from the natural gas
A) treater B) pumper C) cementer D) acidizer
The ENERGY STAR® label is awarded to those packages air-to air units with EERs of ________ or greater, SEERs of ________ or greater and HSPFs of ________ or greater
A) EER 12, SEER 14.5 , HSPF 8.2 B) EER 11, SEER 14, HSPF 8 C) EER 10, SEER 13, HSPF 7.7 D) EER 16, SEER 22, HSPF 13