2089030
Description
Flashcards by Ian Teasdale, updated more than 1 year ago
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Created by Ian Teasdale
almost 10 years ago
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| Question | Answer |
| Seven segment display Used to show numbers (mostly) | |
| Wire cutters To cut wires | |
| Electrolytic or polarised capacitor To store electricity (properly 'charge' ) Awful picture | |
| Small lamp or bulb To provide light in the darkness | |
| Light emitting diode (LED) To glow - comes in various colours | |
| A mouse To move the cursor on a computer screen (some questions seem 'odd') | |
| A (digital) multimeter To measure voltage, current or resistance in a circuit | |
| Needle-nose pliers To grip or hold small things in a circuit | |
| A relay To switch big voltages on or off using small voltages | |
| A resistor To reduce the amount of current flowing (awful picture) | |
| Soldering iron To provide heat when soldering components | |
| A transistor An electronic switch (awful picture - there are lots of other shapes and sizes) | |
| Ultra violet exposure unit To provide UV light when making PCBs | |
| Vacuum forming machine To shape plastics when making cases for circuits | |
| Wire strippers To remove plastic insulation from wires (other wire strippers are available) |
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