When the oil pressure drops to between 3 and 7 psi, the oil pressure lamp lights by _________

A) Grounding the circuit B) Opening the circuit
C) Dropping the oil float level D) Resisting the circuit


A

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Gear oil that is too thin (low viscosity) might cause ________.

A) More gear noise B) Hard shifting when cold C) Less gear noise D) None of these

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A tire is inflated to a pressure of 35.0 psi. How much weight does the tire support it contacts the ground with an area of 30.0 in^2?

What will be an ideal response?

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The gasket material used between the rooftop unit and the roof curb is used for what purpose?

What will be an ideal response?

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Air is removed from chilled water lines and coils

A) By evacuating the lines and coils with a vacuum pump B) Using an air dissolving additive in the secondary loop C) By pressurizing the lines D) Through air vent valves

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