Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
NOCTI Review Welding
review
| Question | Answer |
|---|---|
| . A class A fire extinguisher can be safely used on a/an________ fire. Wood Grease Electrical Magnesium | Wood |
| When medium gas welding, a number _______ filter lens should be used. 2 4 6 8 | 6 |
| On a drawing with a scale of 1‐inch equals 15‐feet, a line_______inches represents 40 feet. 1.27‐inches 1.45‐inches 2.67‐inches 2.85‐inches | 2.67‐inches |
| Information contained in the tail of a welding symbol might include Type of weld Location of weld Welding dimensions Welding process | Welding process |
| A neutral oxygen‐acetylene flame has a temperature range of 500 to 550 ̊F 580 to 630 ̊F 5000 to 5500 ̊F 5800 to 6300 ̊F | 5800 to 6300 ˚F |
| Use the same style cutting tip for both natural gas and Acetylene Propane Propylene Mapp | Propane |
| When opening an acetylene cylinder, rotate the cylinder valve a maximum of 1⁄2 turn 1 turn 1 1⁄2 turns 2 turns | 1 1/2 turns |
| Electrodes used for CAC‐A are made of graphite or Brass Carbon Magnesium Steel | Carbon |
| In air carbon arc cutting, compressed air is used to Cool the work piece Dislodge molten material Oxidize with fuel Provide ventilation | Dislodge molten material |
| Which metal is is a ferrous metal? Aluminum Iron Copper Gold | Iron |
| The process of heating a metal and slow cooling it in order to toughen it and reduce brittleness is known as Tempering Carbonizing Annealing Smelting | Annealing |
| The ability of a metal to withstand shock loading is known as its Toughness Hardness Ductility Malleability | Toughness |
| If one pound of E‐6010 SMAW electrode costs $0.452 per pound, 80 pounds would cost 34.27 36.16 38.53 40.12 | 36.16 |
| When using reverse polarity, the electrode will be Positive Negative Alternating Neutral | Positive |
| When a transformer type welding machine with a rectifier is in operation, the electrode is supplied with Alternating current Direct current Higher amperages Higher voltages | Direct current |
| What is the tensile strength of an E6012 electrode? a) 600 psi b) 6000 psi c) 60,000 psi d) 600,000 psi | 60,000 psi |
| A common welding problem is poor penetration. One of the causes of this problem is a) Electrode too small b) Parts clamped incorrectly c) Current too low d) Arc too long | Current too low |
| In GMAW, pieces of electrode sticking to the weld joint are known as a) Projectors b) Stragglers c) Hairlines d) Whiskers | Whiskers |
| One possible type of metal transfer when employing the GMAW consumable electrode process is ____________ transfer. a) Constant b) Circuited c) Intermittent d) Globular | Globular |
| On GMAW welding machine controls, the wire feed speed is used to control a) Voltage b) Amperage c) Polarity d) Resistance | Amperage |
| A consumable in the GTAW process would include a) Voltage b) Amperage c) Collets d) Resistance | Collets |
| A constant current power supply is required for a) GMAW b) GTAW c) FCAW d) SAW | GTAW |
| An example of an inert gas is a) Helium b) Oxygen c) Chlorine d) Nitrogen dioxide | Helium |
| In GTAW of aluminum, the most common shielding gas used is a) Pure argon b) 75% argon / 25% helium c) 10% argon / 90% helium d) Pure helium | Pure argon |
Created by:
mabasile
Popular Standardized Tests sets