What purpose does flux serve in the soldering process?

1 Answer

Answer :

It cleans the metal by removing the oxide layer and prevents  further oxidation during the soldering

Related questions

Description : What type of flux must be used in all electrical and electronic soldering?

Last Answer : Noncorrosive, nonconductive rosin fluxes.

Description : Flux aids in soldering by removing what from surfaces to be soldered?

Last Answer : Oxides.

Description : What is the purpose of using flux at the time of soldering? A. To remove oxidation B. To prevent corrosion C. To promote wet surface D. All of these

Last Answer : What is the purpose of using flux at the time of soldering? A. To remove oxidation B. To prevent corrosion C. To promote wet surface D. All of these

Description : Why are solvents used in the soldering process?

Last Answer : To remove contaminants from soldered connections.

Description : Why must items to be soldered be cleaned just prior to the soldering process?

Last Answer : Solder will not adhere to dirty, greasy, or oxidized surfaces.

Description : Acid soldering flux poisoning?

Last Answer : DefinitionAcid soldering flux is a chemical used to clean and protect the area (joint) where two pieces of metal come together. Flux poisoning occurs when someone swallows this substance.This is for information only ... Network.Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

Description : Which type of flux should be used when soldering electrical wire connections and electronic components? A. Silver flux B. Rosin flux C. Solid flux D. Acid flux

Last Answer : Answer: B

Description : Use of flux during soldering is done to (A) Increase fluidity of solder by lowering its melting temperature (B) Prevent oxide formation (C) Wash away surplus solder (D) Full up the joint gap

Last Answer : (B) Prevent oxide formation

Description : In addition to stepping up or stepping down the input line voltage, what additional purpose does the transformer serve?

Last Answer : . It isolates the chassis from the power line.

Description : Horn radiators serve what purpose other than being directional radiators?

Last Answer : Waveguide impedance matching devices.

Description : The numbers and letters on ICs and schematics serve what purpose?

Last Answer : Identify the type of IC.

Description : What purpose do masks serve?

Last Answer : Control patterns of materials on substrates.

Description : Why is steel wool NEVER used as an abrasive to clean soldering tools?

Last Answer : The strands can fall into electrical equipment being worked on and cause short circuits.

Description : What is an advantage of using a resistance soldering iron when soldering wire to a connector?

Last Answer : The soldering tips are hot only during the brief period of soldering the connection, thus minimizing the chance of burning the wire insulation or connector inserts.

Description : A soldering gun should NOT be used on what components?

Last Answer : Electronic components, such as resistors, capacitors, and transistors.

Description : What causes the nuts or screws that hold the tips on soldering irons and guns to loosen?

Last Answer : The heating and cooling cycles.

Description : What happens if a soldering gun switch is pressed for periods longer than 30 seconds?

Last Answer : It will overheat and could burn the insulation of the wire being soldered.

Description : What should be done to a soldering iron tip that is pitted?

Last Answer : File the tip until it is smooth and retin it.

Description : State why a well-designed soldering iron is self-regulating

Last Answer : The resistance of its heating element increases with rising temperature, thus limiting the current flow.

Description : Why are small-wattage soldering irons not used to solder large conductors?

Last Answer : Although its temperature is as high as the larger irons, it does not have thermal inertia.

Description : What does "tinning" mean in relationship to soldering?

Last Answer : The coating of the material to be soldered with a light coat of solder.

Description : How should excess solder be removed from a hot soldering iron?

Last Answer : By use of a cleaning cloth.

Description : What safety precaution must you observe when soldering or hot-wire stripping fluoroplastic insulated wire?

Last Answer : Adequate ventilation.

Description : In soldering, what alloy changes directly from a solid state to a liquid state?

Last Answer : Eutectic.

Description : How do you prevent excessive heat buildup on an area of a board when soldering multilead components?

Last Answer : Use a skipping pattern

Description : What determines the shape and size of a soldering iron tip?

Last Answer : The type of work to be done.

Description : What is the most common source of heat in electronic soldering?

Last Answer : Conductive-type soldering iron.

Description : If a delicate component must be soldered into a circuit, the component may be protected from the heat of the soldering process by _____________. A. operating the soldering gun not more than 60 seconds at ... oxidizing the leads to be soldered D. coating the leads to be soldered with a light oil film

Last Answer : Answer: B

Description : Define soldering process and enlist any two applications.

Last Answer : Soldering: Soldering is a method of joining two or more piece of metal by means of a fusible alloy or metal, called solder, applied in the molten state. Applications: 1. Circuitry ... gutters, 9. Refrigeration and plumbing machine tools components, 10. Copper foil in stained glass work.

Description : What effect does flux leakage in a transformer have on the coefficient of coupling (K) in the transformer?

Last Answer : it causes K to be less than unity (I).

Description : What is "leakage flux?"

Last Answer : Lines of flux generated by one winding which do not link the other winding.

Description : What effect does flux leakage in a transformer have on the coefficient of coupling (K) in the transformer?

Last Answer : it causes K to be less than unity (I).

Description : What is "leakage flux?"

Last Answer : Lines of flux generated by one winding which do not link the other winding.

Description : How is the effect of load flux on control flux eliminated in a saturable-core reactor?

Last Answer : use two load windings whose flux effects cancel in the core of the reactor or use two load windings on two toroidal cores so that load flux always aids control flux in one core and opposes control flux in the other core.

Description : What type(s) of flux should never be used on electronic equipment?

Last Answer : Chloride or (acid) and organic.

Description : What circuit functions does the tube in a gated-beam detector serve?

Last Answer : Limits, detects, and amplifies.

Description : What three functions does the transistor in a regenerative detector serve?

Last Answer : Oscillator, mixer, and detector.

Description : Primary purpose of a __________ nuclear reactor is to supply a high neutron flux of the order of 10 13 to 10 14neutrons/cm2 second. (A) Research (B) Power (C) Breeder (D) Homogeneous

Last Answer : (A) Research

Description : What purpose does a mugshot serve?

Last Answer : Probably to make sure they have the correct prisoner when transferring them from place to place.

Description : Do late-night TV comedians like Colbert, Noah, Myers and Bee serve significant social and political purpose other than pure entertainment?

Last Answer : I find the humor therapeutic. It is also helpful in keeping up with all this nonsense.

Description : What purpose does a board serve?

Last Answer : Boards are responsible for oversight and policy for the organization. At something like H f H they would review possible projects and evaluate recipients. They also review and approve budgets. Good on you if you ... a year for about two hours. But some meet for three to four hours every other week.

Description : Will the Electoral College serve the purpose the Founding Fathers created it for?

Last Answer : answer:Since the electors are party hacks, the chances are slim. Some states prohibit their electors from backing anyone but the person the state selected but the penalties are not very prohibitive. I ... kill any future they may have within the party structure and, hey, party before country right?

Description : What purpose does the Amber Alert.gov website serve?

Last Answer : Because it is one less tool to spread panic among the populace. Cons thrive on fear.

Description : What are some sidekicks in video games that you think are useless, who serve no purpose in the game other than to annoy you?

Last Answer : Otis from Dead Rising, Stop calling me all the fucking time!!! Daxter from Jak &, constantly perched on your shoulder bitchin & whinin.

Description : What purpose does "kind of" serve as a modifier?

Last Answer : Whatever purpose it serves for the person using it. For me it means a ‘less’ of whatever I’m saying.

Description : Does our sense of beauty serve any purpose?

Last Answer : answer:Without checking the link and without having read about it specifically, nontheless I'd venture it has to do a lot with evolution. Height, weight, strength in males, long hair and an hourglass figure in ... I'm just going on a hunch, There are others who will weigh in with more knowledge. GQ.

Description : What purpose does Facebook serve when one uses it for an hour by hour diary?

Last Answer : Connection. If one person likes it or comments on it, they are not alone.

Description : What purpose does it serve to put labels on people?

Last Answer : To help lazy closed minded people sort and organize 7 billion people into small manageable groups.

Description : Does partying serve any purpose for mankind?

Last Answer : Cleans up the gene pool. When those partying go too far and kill themselves by doing really stupid shit, like driving drunk.

Description : What evolutionary purpose does the difference in male and female voice pitch serve?

Last Answer : Yep. For mating. Estrogen creates a higher, more youthful sounding voice in women. Testosterone produces a deeper voice in men. Essentially it helps us find a fertile mate.