Question 136General Subjects - QMED70% to pass
Flux is used when soldering, in order to _______________.
AI Explanation
The correct answer is D) clean the joint area.
Flux is used when soldering to clean the joint area and remove any oxidation or impurities on the surfaces being soldered. This allows the solder to wet and adhere properly to the surfaces, creating a strong and reliable solder joint.
The other answer choices are incorrect. Flux does not ensure proper tinning (A), it helps the solder flow and adhere (B), or decrease the melting point of the solder (C). The primary function of flux in the soldering process is to clean and prepare the joint area for the solder to be applied effectively.
Related Questions
#134 Solder is an alloy of _______________.#135 Tinning a soldering iron will _______________.#137 The purpose of annealing any metal is to make the metal _______________.#138 The ability of a metal to be hammered, or rolled out is called its _______________.#139 When hardened metal is heat-treated by a process known as tempering, what metallurgical properties are achieved?