The most common dairy cattle in the United States is the _____

a. Jersey c. Brown Swiss
b. Guernsey d. Holstein


D

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Explain the use of reference arrow method for identifying sections.

What will be an ideal response?

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What are the most common causes of O-ring Failure?

What will be an ideal response?

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In normal driving, some drivers use the hand valve before the brake pedal to prevent a jack-knife. Which of the statements is true?

a. It is the best way to brake and keep the truck in a straight line. b. It should not be done. c. It results in less skidding than using the brake pedal alone.

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What is requires in order to calculate the superheat setting of a bus air conditioning system?

A. Evaporator outlet temperature and evaporator inlet temperature pressure and a refrigerant pressure temperature chart. B. Evaporator outlet temperature,  evaporator inlet pressure and a refrigerant pressure temperature chart. C. Condenser inlet temperature, evaporator inlet pressure and a refrigerant pressure temperature chart. D. Evaporator outlet temperature, suction pressure and a refrigerant pressure temperature chart.

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