The system parameters needed to determine superheat are _____.

a. suction line temperature and suction pressure
b. liquid line temperature and suction pressure
c. suction line temperature and subcooling temperature
d. suction line pressure and subcooling temperature


a. suction line temperature and suction pressure

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Generally, limit switches are used as ____________________ devices that control the coil of relays and motor starters in control circuits.

Fill in the blank(s) with the appropriate word(s).

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The symbol for a datum target point is a(n) ____________________-shaped symbol.

What will be an ideal response?

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What is the volume of a cylindrical tank with these dimensions: diameter = 8 feet and length = 16 feet?

a. 4,891.65 gallons b. 5,472.16 gallons c. 6,012.72 gallons d. 6,695.99 gallons

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The sum of the voltage rises in a loop minus the sum of the voltage drops in the loop is equal to 0. What law does this statement represent?

A. Kirchhoff's voltage law B. Ohm's law C. Kirchhoff's current law D. Coulomb's law

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