Engine : Electricity - 439/1386
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| If a delicate component must be soldered into a circuit, how can the component be protected from the heat of the soldering process? |
| A) pre-oxidizing the leads to be soldered |
| B) coating the leads to be soldered with a light oil film |
| C) operating the soldering gun not more than 60 seconds at a time |
| D) using a thermal shunt heat sink |
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