Data Sheet

-17-
Project Listings
1. Closed Circuit 23
2. Magnetic Switch 23
3. The ‘Momentary’ Switch 23
4. Electrical to Mechanical Energy 23
5. Proximity Sensor 23
6. Newton’s First Law of Motion 23
7. Newton’s Second Law of Motion 24
8. Magnet-controlled Flying Saucer 24
9. Reversing the Motor 24
10. LEDs in Series 24
11. LEDs in Parallel 25
12. Disadvantage of Series Circuits 25
13. Advantage of Parallel Circuits 26
14. Fiber Optics 26
15. Fiber Optic Communication 26
16. The Bi-directional LED 27
17. Bi-directional LED Sensor 27
18. Simulating a Short Circuit 27
19. Resistors 28
20. Power ‘ON’ Indicator 28
21. Ohms of Resistance 28
22. LED, the Check Valve Light 29
23. Alarm Switches 29
24. Reed Switch vs. Mechanical Switch 29
25. 1k Ohm Resistor 29
26. Electronic Efciency 30
27. Inertia 30
28. Ohm’s Law 31
29. Advantages of Series Circuits 31
30. Light Emitting Diode 32
31. Detecting Fluid Levels 32
32. Ship to Ship Morse Code 32
33. Conductivity Tester 32
34. Red and Blue Light Wavelength 33
35. ON-OFF Switch 33
36. Details of Morse Code 33
37. Toy Lights 34
38. Power 34
39. Light Power 35
40. Battery Power 35
41. Motors and Magnetic Fields 35
42. Kirchhoff’s Voltage Law 36
43. Kirchhoff’s Current Law 37
44. Red and Blue Light Frequency 37
45. Motor Speed 38
46. Reversing a DC Motor 38
47. First Electric Motor 39
48. The Dynamo and Generator 39
49. Uses of Motors 40
50. History of LEDs 40
51. Ohms 41
52. Conductivity Tester 41
53. Calculating Equivalent Resistance 42
54. Polarity Tester 43
55. Help! 43
56. Brushless Motors 44
57. Motor Speed Selection Circuit 44
58. Voltage and Current in Parallel Circuits 44
59. Internal Resistance of Heart LED 45
60. Revisiting Fleming’s Left Hand Rule 45
61. Light Dimmer 46
62. Fused Motor 46
63. Voltage and Current in Series Circuits 46
64. Electronic ‘AND’ Gate 47
65. Internal Resistance of the Motor 47
66. Electronic ‘OR’ Gate 48
# Description Page # Description Page