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The GTAW process uses a nonconsumable tungsten electrode to supply welding current to the workpiece. - Answer-True Filler metal is necessary on all welds made with the GTAW process. - Answer-False DCEP allows deeper penetration than DCEN. - Answer-False A remote current control allows the welder to adjust current while welding. - AnswerTrue Postflow is the flow of shielding gas after the arc is extinguished. - Answer-True The chemical symbol for tungsten is W. - Answer-True When welding w...

TIG advantages - ️️welds more metals and metal alloys than any other process, high quality and precision, pin point control, aesthetic weld beads, no spark or spatter, no flux or slag, no smoke or fumes why is aluminum so widely used in industry today. what are some of its desirable properties. - ️️so abundant, light, strong. low density, light weight, high strength, superior malleability, easy to machine, good corrosion resistance, good thermal and electrical conductivity threads...

Advantages to an inverter machine versus a conventional machine - ️️Lower input current draw, smaller size, higher energy efficiency. How do you prepare the tungsten to weld steel - ️️Grind to Conical Shape 2-3 Times Diameter According to the American welding society, what does GTAW stand for. - ️️Gas Tungsten Arc Welding What does TIG stand for - ️️Tungsten Inert Gas What is the proper type of power source for GTAW - ️️Constant Current The AWS classification of GTAW ...

On a Sinusoidal wave the center represents zero (no current) the top and bottom of top and bottom of the wave represent what respectively? - ️️The top half is DCEP and the bottom is DCEN What does the positive cycle provide when welding aluminum? - ️️Provides Cleaning Action Some medium range TIG welders will offer this start method which is less likely to contaminate or brake the electrode? - ️️Lift Start What current is used for TIG welding mild steel? - ️️DCEN What pri...

Which of the following is true of grinding tungsten electrodes? - ️️If the grinder is used for the metals other than tungsten, particles of these metals may become trapped on the tungsten as it is ground, resulting in contamination when the arc is started. The improved electron emission of the _____ allows it to carry approximately 20% more current than pure tungsten. - ️️Thoriated tungsten The _____ protects the molten weld pool, the filler rod, and the tungsten electrode as they ...

What are some considerations when choosing a tungsten? - ️️The type of metal being used and the polarity and amperage being welded on Current - ️️the time rate of flow of electric charge, in the direction that a positive moving charge would take and having magnitude equal to the quantity of charge per unit time: measured in amperes GTAW is a form of _____ welding? What are other examples? How is it different from brazing? - ️️Arc Stick and GMAW Because it uses a electric curr...

What does the gas do in arc welding? - ️️protects weld from atmosphere porosity corosion What does high frequency do in AC welding? - ️️provides cleaning action and minimizes the unbalance which torch requires three hoses? - ️️Water cooled torches What are the adv of Argon? - ️️cheaper smoother arc cools tungsten rod less heat transferred What are the purposes of the three wires in the water torches? - ️️Gas, Water in, Water out Disadvantage of Tig compared to all...

How is TIG welding different from the other two Arc welding processes used in our shop? - ️️The electrode is not also the filler metal. You can control the amount of heat put into the weld during the welding process through the foot pedal. What is the temperature split between the positive and negative end of an arc? - ️️70% of the heat to the positive side (the side receiving the electrons) and 30% to the negative side (the side giving up the electrons) What is a weld? - ️️The...

the arrangement of direct current in which the work piece is the positive pole in the welding arc - ️️Direct current electrode negative the portion of base metal whose mechanical properties or micro structure have been altered by the heat of welding, brazing, soldering or thermal cutting - ️️heat affected zone (HAZ) a lap joint, t joint or corner joint - ️️fillet weld a device for controlling the delivery of gas at some substantially constant pressure regardless of variation i...

Which of the following methods is used to start a TIG arc without touching base metal ? - ️️High frequency start How long should post purge be allowed to flow after welding arc is broken ? - ️️Long enough for base metal and electrode to cool When using TIG to weld aluminum with AC the tip of tungsten electrode should be ? - ️️Rounded at tip High frequency is added to alternated current to ? - ️️Maintain the arc If tungsten splitting occurs what may be done to solve the pro...

NR 511 PACKAGE DEAL VERIFIED 100% CORRECT

Which of the following would be considered the research design for Level III evidence? A. Well-designed controlled trials without randomization B. Systematic reviews of descriptive or qualitative studies C. Systematic review of randomized clinical trial studies D. Opinion of authorities and expert committees - ️️A. Well-designed controlled trials without randomization Nursing research should be utilized by: A. Nurses at the bedside B. Advanced practice nurses C. Nurse researchers D...

A 70-year-old female has fallen 2 weeks ago and developed immediate pain in her left wrist. She thought she just bruised it but is worried because it has not improved. She has used Tylenol® and ice at home, and that has helped slightly. You examine her and find she has moderate swelling and ecchymosis but no overtly obvious deformity. Her ROM is uncomfortable and severely diminished due to the pain. No crepitus is heard or felt. Her fingers are warm; her pulse is strong; and capillary refi...

Correctly order the E&M office visit codes based on complexity from least to most complex. - ️️New pt: 1. Minimal/RN visit: 99201 2. Problem focused: 99202 3. Expanded problem focused: 99203 4. Detailed: 99204 5. Comprehensive: 99205 Established pt: 1. Minimal/RN visit: 99211 2. Problem focused: 99212 3. Expanded problem focused: 99213 4. Detailed: 99214 5. Comprehensive: 99215 Describe the differences between medical billing and medical coding. - ️️Medical billing: process...

those at risk for fungal skin infections - ️️immunocompromised young - diaper rash Diabetic antibiotic therapy Aids corticosteroid treatment chemo Most aggressive skin cancer, thickness of lesion impacts prognosis. Risk factors include age, immunosupression, indoor tanning exposure - ️️malignant melanoma Third party payers fall into 7 categories...( name 7) - ️️Medicare, Medicaid, indemnity, managed care, Workers comp, Veterans admin, auto liability Assesses the clients HP...

Which of the following is NOT a secondary prevention measure? A. Testosterone replacement B. Testicular self exams C. Bone density test D. Perform digital rectal exam (DRE) - ️️A. Testosterone replacement Which one of the following do NOT meet the requirements of this program? A. MS degree with board certification as an Adult Nurse Practitioner (ANP) B. DNP degree with board certification as an Acute Care Nurse Practitioner (ACNP) C. Graduate degree with board certification as a Phys...

performed - ️️the surgical scrub is done before entering the operating room, the labor and delivery area, the newborn nursery, or the neonatal intensive care unit (NICU) supplies - ️️(1) sterile towels, (2) foot faucet control, (3) warm running water, (4) antiseptic soap in dispenser with foot control, (5) scrub brush/sponge pad, and (6) nail stick purpose - ️️the surgical scrub is used to remove dirt, skin oil, and microorganisms from the hands and lower arms and to reduce the...

You are gowning using the closed cuff method. With the assistance of the circulator, you slid your arms into the gown sleeves the full distance they should go. Where should your fingertips be now in relation to the gown cuff? - ️️At the proximal edge of the cuff. You are gloving yourself using the closed cuff method. After picking up a glove, you should place the glove on the opposite gown sleeve, palm down. Where should the fingers of the glove be pointing? - ️️Toward your shoulde...

preparing local anesthetic - ️️fill syringe with correct local and label, label all solutions on back table, tell surgeon name of local, should be check by RN and verified with the ST when it is poured on back table, always check exp. date opening sterile supplies - ️️remove tape from packages and check indicator* open drape pack, instruments, and gown packs and basin sets, always pull wrappers under cuff and toward you, sequential double wraps should be opened by person opening th...

which of the following is not a principle reason for performing surgical hand scrub? a. reducing debris and transient microorganisms from nail, hands, and arms b. reducing the resident microbial count to a minimum c. slowing rapid rebound growth of microorganisms d. stopping the growth of microorganisms - ️️d the purpose of a surgical hand scrub is to a. quickly rinse off some dirt b. remove dirt and bacteria with a simple wash c. remove dirt, skin oil, and bacteria from the skin of ...