12. Detection of infrared radiation 13. Detection of ultraviolet radiation 14. To show light is a transverse wave motion (polarisation)
Electricity 1. Demonstration of forces between charges 2. Demonstration of charging a conductor by induction 3. Demonstration of point discharge 4. To show that total charge resides on the outside of a hollow conductor 5. Demonstration of an electric field pattern 6. To show the factors that affect the capacitance of a parallel plate capacitor 7. To show a capacitor can store energy 8. To show that capacitors conduct a.c. but not d.c. 9. Using an Ammeter to investigate if a substance is a conductor or an insulator
10. Demonstration of the chemical effect of an electric current (electroplating by electrolysis)
11. Demonstration of the magnetic effect of an electric current 12. Demonstration of the heating effect of an electric current 13. To show how a rheostat can be used as a potentiometer 14. Demonstration of Ohm’s law 15. Demonstration of current flow across a p–n junction 16. Demonstration of a light-dependent resistor 17. Demonstration of a thermistor 18. To plot the magnetic field due to a bar magnet 19. To plot the magnetic field due to a long straight wire, a loop wire and a solenoid 20. Demonstration of the force on a current-carrying conductor in a magnetic field 21. Demonstration of the principle on which the ampere is based 22. To show electromagnetic induction, thus demonstrating Faraday’s law 23. Demonstration of Lenz’s law 24. Demonstration of electromagnetic damping 25. Use of oscilloscope to show a.c. and d.c. 26. Demonstration of mutual induction 27. Demonstration of a transformer 28. Demonstration of self-induction
