2. Spot Welding Quiz

3. Steel Aluminium Copper High Speed Steel 1.Spot Welding is most commonly used to join which material ?

4. 2. Where are the Electrodes ? Click on the correct part

5. 3. The Electrodes are made from which material ? Copper Brass Lead High Speed Steel Aluminium Cast Iron Steel

6. 4. Which Industry most commonly uses Spot welding? Oil Industry Building IndustryAutomobile Industry Ship Building

7. Because copper is a soft metal Because copper will not rust Because copper is a good conductor of heat and electricity Because copper is malleable 5.Why are the electrodes made from copper?

8. Well Done Quiz Completed

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