How can technicians protect themselves from hot sparks produced by most welding processes?
A) Wear heavy protective clothing, gloves, and eye protection.
B) Use welding rods that prevent the formation of sparks.
C) Wear light weight clothing made from synthetic material.
D) Use a spark arrestor to prevent any sparks from occurring during the welding process.
A
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What kind of symbol is shown in Figure 4?
a. Basic surface texture symbol
b. Material removal prohibited
c. Material removal by machining is required
d. Material removal by any method desired
e. None of the above
The distance from the center to the circumference of a circle is called:
a. radius b. diameter c. circumference d. tangent
What are four factors to consider when selecting circuit conductors?
What will be an ideal response?
Gas volume does not vary with temperature and pressure.
a. true b. false