Which of the following is not a correct method for storing cylinders? a. Store out of direct sunlight and away from sources of heat and ignition; temperatures must not exceed 125 degrees Fahrenheit. b. Oxygen and fuel gas cylinders or other flammable materials must be stored together for easy access. c. Use appropriate material, such as chain, plastic coated wire cable, and commercial straps to secure cylinders. d. Gas cylinders cannot be stored in public hallways or other unprotected areas.
- Which of the following is not a correct method for storing cylinders?
a. Store out of direct sunlight and away from sources of heat and ignition; temperatures must not exceed 125 degrees Fahrenheit.
b. Oxygen and fuel gas cylinders or other flammable materials must be stored together for easy access.
c. Use appropriate material, such as chain, plastic coated wire cable, and commercial straps to secure cylinders.
d. Gas cylinders cannot be stored in public hallways or other unprotected areas.
- Which of the following is true about soft-soldered joints?
a. High power is required.
b. Can join and repair dissimilar metals.
c. High strength of joints.
d. Joints can be used in high temperature applications.
- Which of the following is not a factor that influences the choice of edge preparation?
a. Thickness
b. Material
c. Welding technique
d. Welding process
- Why the maximum discharge rate should not be exceeded?
a. Acetylene becomes unstable and could explode when compressed to high pressure
b. It may create a reaction between the flame produce and the amount gas being discharged.
c. It causes overheating on the welding
tip that will damage the work.
d. The working pressure will not stabilize and eventually produce a irregular flame.
- It is a small tool that features the standard angle (600) for lathe centers and for threading tool for American National Standard screw threads.
a. Gauge Block
b. Feeler Gauge
c. Center Gauge
d. Screw-Pitch Gauge
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