Addition (AQA GCSE Design and Technology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What does 'addition' refer to in electronic systems?
What does 'addition' refer to in electronic systems?
Adding components via soldering
What is the typical composition of solder wire used in electronics?
What is the typical composition of solder wire used in electronics?
60% tin and 40% lead
What is the main purpose of a helping hands tool?
What is the main purpose of a helping hands tool?
Holds work steady while soldering
Why is a damp sponge used in soldering?
Why is a damp sponge used in soldering?
Cleans the tip between tasks
What does a fume extractor do during soldering?
What does a fume extractor do during soldering?
Removes harmful fumes from melted solder
How should the solder melt during the soldering process?
How should the solder melt during the soldering process?
From heat of track & component
What shape indicates a properly completed solder joint?
What shape indicates a properly completed solder joint?
Volcano or cone shape
What is the main purpose of flux in soldering?
What is the main purpose of flux in soldering?
Prevents oxidation & improves flow
What are dry joints in soldering?
What are dry joints in soldering?
Solder doesn't properly connect parts
Which tool removes excess molten solder?
Which tool removes excess molten solder?
Desoldering pump