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Electrician
Electrician Set-1
Conductors and Insulation
47

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

47) Name the chemical which is used as soldering flux for the electricians solder ?

Zinc chloride

Hydrochloric acid

Sal ammonia rosin

Rosin

Answer is:

Rosin

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

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Related Conductors and Insulation MCQ - Electrician (Set-1) with Answers

48) A substance used to dissolve oxides on the surface of conductor using the soldering process is called as

solder

soldering bit

bonding agent

soldering flux

Answer is:

soldering flux

49) The solder wire used in electronic soldering melts at

200 Degree C

400 Degree C

600 Degree C

800 Degree C

Answer is:

200 Degree C

50) Which method of soldering iron is used for soldering miniature components on printed circuit boards (PCB) ?

Soldering with the soldering gun

Soldering with torch

Temperature controlled soldering iron

Dip soldering

Answer is:

Temperature controlled soldering iron

51) Zinc is added by 2% along with lead and tin in solders, which are used for

copper joints

silver joints

gold joints

aluminium joints

Answer is:

aluminium joints

Conductors and Insulation MCQ - Electrician (Set-1) with Answers

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