# List of Leaving Cert Physics Mandatory Experiments

This page gives the complete list of mandatory experiments on the leaving cert Physics course. This list has been taken directly from the leaving cert physics syllabus to be as accurate as possible.

Where a video is available for the experiment click on the video button to view the video.

Mandatory Experiments: (bold = HL only)

MECHANICS:

1. Measurement of velocity and acceleration.

2. To show that a ∝ F.

3. Verification of the principle of conservation of momentum.

4. Measurement of g by freefall. video

5. Verification of Boyle’s law.

6. Investigation of the laws of equilibrium for a set of co-planar forces.

7. Investigation of relationship between period and length for a simple pendulum and hence calculation of g

HEAT:

8. Calibration curve of a thermometer using the laboratory mercury thermometer as a standard.

9. Measurement of specific heat capacity, e.g. of water or a metal by a mechanical or electrical method.

10. Measurement of the specific latent heat of fusion of ice.

11. Measurement of the specific latent heat of vaporisation of water.

SOUND:

12. Measurement of the speed of sound in air.

13. Investigation of the variation of fundamental frequency of a stretched string with length. video

14. Investigation of the variation of fundamental frequency of a stretched string with tension.

LIGHT:

15. Measurement of the focal length of a concave mirror.

16. Verification of Snell’s law of refraction.

17. Measurement of the refractive index of a liquid or a solid.

18. Measurement of the focal length of a converging lens.

19. Measurement of the wavelength of monochromatic light.

ELECTRICITY:

20. Verification of Joule’s law (as ∆θ ∝ I2). video

21. Measurement of the resistivity of the material of a wire.

22. To investigate the variation of the resistance of a metallic conductor with temperature.video

23. To investigate the variation of the resistance of a thermistor with temperature.video

24. To investigate the variation of current (I) with pd (V) for:video for all below

(a) metallic conductor.

(b) filament bulb.

(c) copper sulfate solution with copper electrodes.

(d) semiconductor diode.