Answer the following statements true (T) or false (F)
1. Fire-protection of structural steel framing members is mandated by building codes for all buildings.
2. Field bolting of steel members is generally preferred over field welding.
3. A shear connection between a steel beam and a steel column can be made without connecting beam flanges to the column.
4. A rigid connection between a steel beam and a steel column can be made without connecting beam flanges to the column.
5. A steel column may or may not need a base plate at the bottom.
1. False
2. True
3. True
4. False
5. False
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Answer the following statement(s) true (T) or false (F)
1. If a wire has to bent where it is installed into or onto a terminal, it should definitely be bent at the solder connection. 2. Mechanical stripping is used mostly for smaller gauges of wire with very thin insulative coatings. 3. Knives or strippers with square cutting edges and similar tools will nick, scrape, or gouge the wire. 4. Solder likes to flow toward the heat. 5. The best soldering method is to apply the iron to the item being soldered and then to add the solder.
?What are the Experiments in this chapter designed to do?
A. ?Help new welders learn basic skills that will help them troubleshoot welding problems. B. ?Keep new students busy in the welding shop on the first few days. C. ?Have the student use up the scrap metal and filler rods while they are just learning to weld. D. ?Demonstrate that GTA welding can be fun.
Compute the equilibrium concentration of vacancies in pure copper at 700°C.
What will be an ideal response?
The UNIX/Linux ____ command displays the system date, which the system administrator maintains.
A. today B. sysdate C. system D. date