Why is the push-pull method of recovery preferable for some systems with large quantities of refrigerant?
A) It does not require certification. B) It is the quickest method.
C) It requires no special equipment. D) It recovers the greatest amount.
B
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Compare and contrast the economic development of the Northeast with that of the South. What were some of the reasons that caused those differences in development?
What will be an ideal response?
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Explain the purposes for which the ohmmeter is used.
What will be an ideal response?
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How are hydraulic pumps typically rated?
A. Pressure B. Horsepower C. Delivery Rate D. Revolutions per minute
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An atom having seven electrons in the valence shell is ____ conductive than an atom having three electrons in the valence shell.
A. equally as B. less C. more D. not enough information is given
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