Most rigid refrigerant lines are made of _______
A) Titanium B) Aluminum C) Copper D) Steel
B
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Fill in the right units of measure for these quantities:
A. Air pressure in a duct ________ B. Water pressure in a pipe ________ C. Air velocity in a duct ________ D. Water velocity in a pipe ________
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____ are intermediate beams and are supported at their ends by the girders.
A. Posts B. Joists C. Columns D. Lintels
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The door from the garage can serve as the primary egress door
Indicate whether the statement is true or false
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An accessory used to evaporate refrigerant from oil is the _____
a. crankcase heater b. oil separator c. suction line accumulator d. oil line strainer
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