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Test your knowledge. Name:_____________________. 1. 2. 3. Can you circle where your L.E.D’s goes on your P.C.B board??. Can you label the positive and negative legs on this L.E.D ?. Someone has cut the legs on this LED. Now how can you tell which is the negative side?. Year7 Badge.
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Test your knowledge Name:_____________________ 1. 2. 3. Can you circle where your L.E.D’s goes on your P.C.B board?? Can you label the positive and negative legs on this L.E.D ? Someone has cut the legs on this LED. Now how can you tell which is the negative side? Year7 Badge Year7 Badge + + ___________ ___________ ____________________________________ + 5. Can you draw the symbol for a resistor? 4.Can you draw the symbol for a L.E.D? 6. What is resistance measured in?________ 7. Explain in your own words what a resistor does_________________________ _________________________________________________________________ 8. Why do we need a resistor in our circuit?______________________________ _________________________________________________________________ 9. Can you circle where you resistors go on your P.C.B board? 10. Using colouring pencils and your colour wheel create a resistor that is the value stated: The value of this resistor needs to be 110 The value of this resistor needs to be 520000000