Year 9 Electronics

13 Questions

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Electronics Quizzes & Trivia

9 electronics on the work weve done so far


Questions and Answers
  • 1. 
    What does led stand for
    • A. 

      Light emitting device

    • B. 

      Long emitting diode

    • C. 

      Light emitting diode

  • 2. 
    How many legs has an led got
    • A. 

      One

    • B. 

      Two

    • C. 

      Three

  • 3. 
    How can we tell which one is the positive leg
    • A. 

      Both the same size

    • B. 

      Positive one is longer than the other

    • C. 

      Negative one is longer than the other

  • 4. 
    What does a resistor do in a circuit
    • A. 

      Resists the flow of current

    • B. 

      Blows up an led

    • C. 

      No purpose, there to look good

  • 5. 
    What should we be careful with when working with electronics
    • A. 

      Plastics

    • B. 

      Water

    • C. 

      Overhead powerlines

    • D. 

      Overloaded sockets

  • 6. 
    Why do we use a fuse tester
    • A. 

      To prevent accidents

    • B. 

      To look good

    • C. 

      No purpose

    • D. 

      Test faulty electrical equipment

  • 7. 
    What battery do we use in our circuit
    • A. 

      1.5v

    • B. 

      9v

    • C. 

      4v

    • D. 

      0.9v

    • E. 

      200v

  • 8. 
    What are the safety rules of soldering
    • A. 

      Watch out for the heat

    • B. 

      Wear an apron

    • C. 

      Wear goggles

    • D. 

      Dont breath in fumes

    • E. 

      Dont touvh the heat element

  • 9. 
    What did we use to put the holes in the circuit board
    • A. 

      Coping saw

    • B. 

      Pcb drill

    • C. 

      Pillar drill

  • 10. 
    What do we use to draw circuits on the computer
    • A. 

      Crocodile clips

    • B. 

      Crocodile technology

    • C. 

      PCB WIZARD

  • 11. 
    What is the first step of vacuum forming
    • A. 

      Place in your mould

    • B. 

      Lower the handle

    • C. 

      Turn on the vacuum

    • D. 

      Take out your mould

    • E. 

      Raise handle

  • 12. 
    Name me three workshop safety rules
    • A. 

      Wear an apron

    • B. 

      Stay inside the yellow lines

    • C. 

      Wear goggles

    • D. 

      Shout out

    • E. 

      No running

  • 13. 
    What are the two main types of plastics
    • A. 

      Thermosets and thermos

    • B. 

      Thermosetting and thermosets

    • C. 

      Thermosetting and thermos

    • D. 

      One cast and two set