Flashcards
Tools and component pictures
Cards in this deck (15)
- 1—Seven segment display
Used to show numbers (mostly) - 2—Wire cutters
To cut wires
- 3—Electrolytic or polarised capacitor
To store electricity (properly 'charge' )
Awful picture
- 4—Small lamp or bulb
To provide light in the darkness
- 5—Light emitting diode (LED)
To glow - comes in various colours
- 6—A mouse
To move the cursor on a computer screen
(some questions seem 'odd')
- 7—A (digital) multimeter
To measure voltage, current or resistance in a circuit
- 8—Needle-nose pliers
To grip or hold small things in a circuit
- 9—A relay
To switch big voltages on or off using small voltages
- 10—A resistor
To reduce the amount of current flowing
(awful picture)
- 11—Soldering iron
To provide heat when soldering components
- 12—A transistor
An electronic switch
(awful picture - there are lots of other shapes and sizes)
- 13—Ultra violet exposure unit
To provide UV light when making PCBs
- 14—Vacuum forming machine
To shape plastics when making cases for circuits
- 15—Wire strippers
To remove plastic insulation from wires
(other wire strippers are available)