The function of an air brake chamber is to:

A. Convert the energy of compressed air into mechanical force
B. Multiply the mechanical force applied to the slack adjuster
C. Reduce the air pressure for a service application
D. Increase the air pressure for parking brakes


A. Convert the energy of compressed air into mechanical force

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Fish are ____________________, which means that they depend on the environment to provide the body temperature needed for life

Fill in the blank(s) with correct word

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A ____________ system has no connection to the local electric utility’s grid system and is used when a home owner wants to be totally independent from the electric utility.

a. stand-alone b. grid-tied c. hybrid d. high-voltage

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What are print or construction drawing with dark reddish-brown lines on a light background?

A. MEP B. blueline prints C. copies D. sepia drawings

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Death loss is also referred to as morbidity.

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

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