Test-1 P14 Answer the following questions . . . JavaScript is required! This test sees how much you know about basic electronics. 1. What does LED stand for? Light Emitting Display Low Energy Display Light Emitting Diode Light Emitting Detector
2. Name the three leads of a common transistor
3. Connecting a lead from the negative to the positive of
4. What is the approximate characteristic voltage that develops 1.7v 3.4v 0.6v 5v 5. If two resistors are placed in series, is the final resistance: Higher Lower The same Cannot be determined
6. Which is not a "common" value of resistance:
7. If a small value of capacitance is connected in parallel
8. If the voltage on the base of a transistor increases, does it:
11. A resistor with colour bands: red-red-red-gold, has the value: 12. The lead marked with the arrow is:
The
Collector
13. A 10k resistor in parallel with 10k produces:
14. The symbol is:
15. Two 3v batteries are connected as shown.
16. 4 resistors in ascending order are: 17. The closest value for this combination is:
4k7 18. This stage is called: 19. The four symbols are: Capacitor, Microphone, Potentiometer, Electrolytic Electrolytic, Microphone, Resistor, Capacitor Capacitor, Piezo, Resistor, Electrolytic Electrolytic, Coil, Resistor, Capacitor 20. The value of the combination is:
100n 21. The resistor marked in red is:
Pulse Circuit
23. A red-red-red-gold resistor in series with an
Photo transistor, switch, capacitor, coil Transistor, mercury switch, piezo, coil Photo transistor, reed switch, piezo, coil Photo darlington transistor, reed switch, piezo, coil 25. To obtain a higher value of resistance, resistors are
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