In the accompanying figure, the item identified as number 4 identifies materials made of ____.
A. aluminum and magnesium
B. steel
C. brass, bronze, copper, and compositions
D. cast iron
Answer: A
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Describe what will determine if a module will respond to a communication in a CAN system.
What will be an ideal response?
Red staining of fixtures is a symptom of which type of water problem?
a. turbidity b. hardness c. acidity d. dissolved iron
What type of sealant compound is resistant to shrinkage?
A. Teflon tape B. Pipe dope C. Resin compound D. Bonding
In a direct expansion chiller:
A) The water and refrigerant are mixed in the shell. B) The water is in the shell and the refrigerant is in the tubes. C) The water is in the tubes and the refrigerant is in the shell. D) The water and refrigerant are in separate tubes with a heat transfer medium in the shell.