What is galvanic corrosion?
A) Corrosion at the contact point of two types of metal in the presence of an electrolyte
B) Corrosion due to chemical incompatibility between the coil and the refrigerant
C) Corrosion due to oxidation and chemical attack
D) Corrosion due to attack by metal eating organisms
A
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What tools are used to measure air velocity?
What will be an ideal response?
The highest level in the OSI stack, whose function is to handle communications between the application process (AP) and the computer is the:
A) application layer B) physical layer C) data link layer D) transport layer E) presentation layer F) session layer
Technician A says that indirect damage is often the largest amount of damage seen. Technician B says that crowns are shapes that manufacturers put in panels to strengthen them. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B