What advantages do SPFC systems have due to their ability to operate at low temperatures and high current densities?
What will be an ideal response?
Because SPFC systems can operate at low temperatures and have high current densities, equal amounts of power can be obtained using smaller cells and stacks than other systems, which in turn lower costs.
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What are separate contracts, and what are the principal advantages and disadvantages for the owner?
What will be an ideal response?
In a Southwest isometric viewpoint, objects are viewed from a point where:
a. x is positive, y is positive, z is positive b. x is negative, y is negative, z is positive c. x is negative, y is positive, z is negative d. x is positive, y is negative, z is positive
What is required for a drawing to be complete?
What will be an ideal response?
To reduce cracking during welding:
A) Fill craters when ending weld B) Use low-hydrogen electrodes C) Use slower travel to maintain oval bead D) All of the above