When an evaporator float switch is used in the drain pan of an air conditioner or heat pump, if the drain pan fills up, the float will interrupt the low-voltage circuit to:

A) The condensate pump. B) The fan relay.
C) The compressor contactor. D) The gas valve.


C

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Technician A says that most exhaust valves are smaller than intake valves because exhaust gases are under high pressure. Technician B says that intake valves are larger than exhaust valves. Who is right?

A. ?Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B

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What term best describes a liquid with a flash point below 140°F?

A) Corrosive B) Toxic C) Ignitable D) Radioactive

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A spacing collar is 0.375" wide. How many inches will 17 spacing collars take up on a shaft?

What will be an ideal response?

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If the resistance of the run winding is lowered, the imbalance in magnetic fields between the start and the run winding will be increased, and the starting torque of the motor will actually increase.

Answer the following statement true (T) or false (F)

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