Soldering Fundamentals

The soldering iron must be held approximately 45 degrees from the ______.

• heightened plane

• horizontal plane

• inclined plane

• vertical plane

It's the part of the soldering iron that convert electrical energy into heat energy.

• Handle

• Heat suppressor

• Heating element

• Heated tip

The most basic soldering flux ever been used for so many years is ______.

• acid

• lead

• rosin

• tin

The balling-up of melted solder due to improper soldering is called ____.

• ascending

• bouncing

• condensing

• dewetting

The main purpose of soldering is to establish _____.

• effective electrical capacitance

• effective electrical contact

• effective electrical control

• effective electrical temperature

What do you call the process of removing unwanted copper traces from a copper clad board?

• Arcing

• Etching

• Scraping

• Wetting

Required in metals used as "soldering tip" is _______.

• high temperature coefficient

• high thermal conductivity

• low temperature coefficient

• low thermal conductivity

This is a _____.

• Helping Hand

• Hired Hand

• Holder Hand

• Hooking Hand

Metals develop _______ as a result of an increased chemical reacting capability when heated.

• carbon film coating

• metal corrosion coating

• oxide film coating

• thermal insulation coating

______ is commonly used etching solution.

• Antimony chloride

• Ferric chloride

• Hydrochloride

• Rosin Chloride