Describe the process of spot welding.
What will be an ideal response?
Spot welding uses a device called a gun, which resembles a large copper clamp, to fuse metal together by passing current from one tip to the other, through the material fused.
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You might have observed the following:
(a) When you open your garage door, your next-door neighbor’s door might also open. (b) Your neighbor complains sometimes that the TV channel is changing automatically. Can you think of ways to avoid such phenomena? Explain clearly.
?Because new symbols and drawing details can be saved, it is never necessary to draw anything more than once in CADD.
Answer the following statement true (T) or false (F)
A type of masonry veneer wall used only in high-rise construction is the _____.
a. screen wall b. unreinforced wall c. curtain wall d. single-wythe wall
Technician A says that disc brake pads should be replaced when worn to minimum allowable thickness. Technician B says the wear indicator will start making a noise when the brake pads are worn down to the thickness requiring replacement. Which technician is correct?
A) Technician A only B) Technician B only C) Both technician A and technician B D) Neither technician A nor technician B