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IoT Technician (Smart City) Practice Test: Soldering/ De-soldering
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IoT Technician (Smart City) Practice Test: Soldering/ De-soldering
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18 Questions

1. The choice of the soldering iron tip to use depends on ................  
2. What is wicking braid?
3. Suitable flux for soldering electronic circuits is ................
4. What causes cold solder defect in soldering?
5. By through-hole technique, components can be mounted on ................
6. The choice of the soldering iron tip to use depends on ................  
7. A broken PCB can be mended by            
8. The three terminal device, which is capable of making or breaking of two connections, is called              
9. In a soldered joint, the solder is a mixture of
10. ................is accomplished by dipping boards with parts to be soldered in a molten solder bath.
11. For electronic circuit soldering work, solder is made of ................    
12. What is wicking braid?
13. In a soldered joint, the solder is a mixture of
14. Plunger type desoldering tool works on the principle of              
15. What must be done while Soldering?
16. A broken PCB can be mended by            
17. SMD components are mounted              
18. State full from of PCB in the subject of Surface mount technology.

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