What is the type of solder that would be used in hard soldering?

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Description : When troubleshooting an electronic circuit, a cold solder joint can be located with the aid of an ohmmeter. Once the problem has been located, you should _________________. A. reheat the circuit in an ... a soldering tool and recheck with an ohmmeter D. do nothing as this is the normal condition

Last Answer : Answer: C

Description : When soldering a printed circuit board component, you should be careful to prevent damage by _________. A. quickly heating the joints, using a high wattage iron B. using the soldering iron tip sparingly C. using only acid cord solder D. applying mechanical pressure to the joints being soldered

Last Answer : Answer: B

Description : Why is it a poor practice to use a high wattage soldering iron when soldering or desoldering components on a printed circuit board? A. The circuit board will blister and warp. B. The foil wire bonded ... board has a low melting temperature. D. The solder is kept to a dull heat dissipating finish.

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

Last Answer : By use of a cleaning cloth.

Last Answer : Copper-zinc is a hard solder.

Description : Which of the following is not an alloy of tin? (A) White-bearing metal (B) Pewter type metal (C) Soft solder (D) German silver

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Last Answer : Answer: B

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

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Description : Is there a way I can connect 2 wires without solder?

Last Answer : answer:Electrical tape? *Although I’m not positive… This is more a guess for you to research as an option so please don’t just go do it.

Description : Why does carbon attract solder smoke?

Last Answer : I haven't studied this in a while but solder used to be a combination of lead and some type of flux which made the lead flow and cover the connection of copper to copper. If the heat was ... may now be called Speedline Technologies. Google one of those names and see if anything helpful comes up. SRM

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Last Answer : Like saying suit, instead of sweet for suite? And what about the NUKULAR?

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Description : Where can I learn to solder online?

Last Answer : You may want to find someone to teach you in person. I’ve known people to hurt themselves before….

Description : Solder or solder is a mixture of which metal? -General Knowledge

Last Answer : answer:

Description : Hello I would like to solder a 3.5MM jack to the headphone cable (I have a broken cable in the jack), we will agree on a financial reward, I live in Prague.

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Description : Which among the following is used as solder.

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Description : Solder?

Last Answer : DefinitionSolder is used to connect electric wires or other metal parts together. Solder poisoning occurs when someone swallows solder in large amounts. It can also ... , mouth, and throat Metallic tasteVision problemsYellow eyes (jaundice)Gastrointestinal Abdominal painConstipationDiarrheaExcessiv

Description : An alloy used in making heating elements for electric heating device is - (1) Solder (2) Alloy Steel (3) Nichrome (4) German Silver

Last Answer : (3) Nichrome Explanation: Nichrome is a mixture of chromium and nickel. Nichrome wire is a great conductor of electricity. Nichrome is used to make heating coils and other types of elements in household appliances.

Description : Solder metal is an alloy of – (1) lead and tin (2) lead and antimony (3) copper and zinc (4) copper and tin

Last Answer : (1) lead and tin Explanation: A solder is a fusible metal alloy of tin and lead with a melting point or melting range of 90 to 450°C, used in a process called soldering where it is melted to jain metallic surfaces. It is especially useful in electronics and plumbing.

Description : Which of the following is used in welding broken pieces of iron rails and machine parts? (1) Aluminium sulphate (2) Solder (3) Aluminium powder (4) None of the above

Last Answer : (3) Aluminium powder Explanation: Aluminum powder is a highly flammable powder created by grinding aluminum into fine grains of material. In times past, this flammable metal powder was ... of the tools utilized in various applications of pyrotechnics, including the creation of fireworks displays.

Description : Solder is an alloy of – (1) lead, zinc (2) copper, lead (3) tin, lead (4) sodium, lead

Last Answer : (3) tin, lead Explanation: Tin/lead solders, also called soft solders, are commercially available with tin concentrations between 5% and 70% by weight. The greater the tin concentration, the greater the solder ... at 370 °F or 188 °C and 63/37 Sn/Pb used principally in electrical/electronic work.

Description : A capacitor discolored due to excessive heat should be _____________. A. calibrated using a capactance wheatstone bridge B. replaced and the reason for the overheating found C. cooled with a spray ... purpose D. resoldered with care taken to insure that the origional cold solder joint is repaired

Last Answer : Answer: B

Description : The small circular symbols to which wire '52N57E' is connected at coordinates '57L' and '57P' shown in the illustration represent ___________________. EL-0100 A. relay contact solder points B. wire wrap connections C. terminal board screws D. switch contact terminals

Last Answer : Answer: C

Description : What are the components of solder?

Last Answer : tin and lead

Description : The largest consumption of zinc for alloys is in the making of (A) Bearing metal (B) Brasses (C) Brazing solder

Last Answer : (B) Brasses

Description : Nickel is a constituent of (A) Bronze (B) Solder (C) Duralumin (D) Monel metal

Last Answer : (D) Monel metal

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Description : Nickel and molybdenum are the basic constituents of (A) Hastelloy (B) German silver (C) Inconel (D) Solder

Last Answer : (A) Hastelloy

Description : __________ does not contain tin as an alloying material. (A) Brass (B) Pewter (C) Solder (D) Babbitt metal

Last Answer : (A) Brass

Description : Among the tin containing alloys, __________ consumes the maximum amount of tin. (A) Solder (B) White metal (C) Pewter metal (D) Bronzes

Last Answer : (A) Solder

Description : Maximum consumption of lead is in the manufacture of (A) Storage batteries (B) Solder alloys

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Description : What is solder?

Last Answer : Solder is an alloy of lead and tin mixed in different proposition as per the work to be done. In some cases certain % of bismuth and cadmium is also added to decrease the melting point of the solder. ... lead is used and for sheet metal works soft solder of 1 part tin and 1 part lead is used.

Description : Pick up the correct statement from the following: (A) Solder material is an alloy which melts at a temperature above 400°C (B) Brazing is done at temperature above 600°C to 1100°C (C) Brazing joint is stronger than the solder joint (D) All the above

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Description : What is the tin-lead alloy percentage of solder used for electrical connectors, splices, and terminal lugs?

Last Answer : 60-percent tin and 40-percent lead (60/40 solder).

Description : What two metals are used to from soft solder?

Last Answer : Tin and lead.

Description : What causes a "fractured solder" joint?

Last Answer : Movement of the parts being soldered while the solder is cooling.

Description : Why should wire be stripped 1/32 inch longer than the depth of the solder barrel?

Last Answer : To prevent burning the insulation during the soldering process and to allow the wire to flex easier at a stress point.

Description : Solder used in electronic repair is normally an alloy of what two elements?

Last Answer : Tin and lead.

Description : When, if at all, should the heat-and-shake or the heat-and pull methods of solder removal be used?

Last Answer : These methods should not be used.

Description : What is the most effective method of solder removal?

Last Answer : Continuous vacuum.

Description : What procedure involves the use of finely braided copper wire to remove solder?

Last Answer : Wicking.

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Description : How to Solder Copper Pipe

Last Answer : How to Solder Copper Pipe Copper tubing or pipes work well for air, water or even refrigerants. If you want to join them together with sweat joints , you'll have to learn how to solder them ... effect on their efficiency. Follow these steps and be able to do copper pipe soldering all by yourself.

Description : State composition, properties and applications of Tinmann’s solder

Last Answer : Composition, properties and applications of Tinmann’s solder :

Description : An alloy used in making heating elements for electric heating device is (1) Solder (2) Alloy Steel (3) Nichrome (4) German Silver

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Description : Solder metal is an alloy of (1) lead and tin (2) lead and antimony (3) copper and zinc (4) copper and tin

Last Answer : lead and tin