A duct system is pressurized by three pressures. Match each type of pressure to its correct definition.

A. the sum of the static and velocity pressures
B. the pressure that pushes against the sides of the duct sections
C. the pressure that results from the speed and the weight of the air


A. total pressure
B. static pressure
C. velocity pressure

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Technician A says the flywheel is attached to the engine crankshaft and rotates at engine speed. Technician B says the pressure plate also rotates at engine speed. Which technician is correct?

A) Technician A only B) Technician B only C) Both Technicians A and B D) Neither Technicians A nor B

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When sizing a compressor for a refrigeration application, the compressor is rated by: (TECH TIP)

A) The amount of refrigerant in cubic feet the compressor can move. B) The amount of time in which the compressor can move a pound of refrigerant through the evaporator. C) The number of pounds of refrigerant the compressor pumps per hour. D) The size of the refrigerated space.

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The abrasive saw can be used for high speed cutting where a wide saw kerf is desirable.

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

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The applied reverse voltage at which the breakdown occurs is called the ____________________.

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

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