Resistance Seam Welding (Leaving Cert Engineering): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
How does resistance welding generate heat?
How does resistance welding generate heat?
Through electrical resistance
What does resistance welding NOT require?
What does resistance welding NOT require?
Fluxes or filler materials
What are the two main types of resistance welding?
What are the two main types of resistance welding?
Spot and seam welding
What type of electrodes does seam welding use?
What type of electrodes does seam welding use?
Rotating wheel electrodes
What type of current does seam welding use?
What type of current does seam welding use?
Pulsing current
How is a continuous seam actually formed?
How is a continuous seam actually formed?
Overlapping spot welds
Which application commonly uses seam welding?
Which application commonly uses seam welding?
Steel containers like tins
What metal thickness works best for seam welding?
What metal thickness works best for seam welding?
Thin to medium thickness
What equipment controls power in resistance welding?
What equipment controls power in resistance welding?
Step-down transformers & rectifiers
What does a step-down transformer do?
What does a step-down transformer do?
Lowers voltage to safer levels
Why is AC converted to DC in resistance welding?
Why is AC converted to DC in resistance welding?
For more stable welding conditions
What dual function do wheel electrodes provide?
What dual function do wheel electrodes provide?
Electrical conduction & pressure