Physics WPH13/01 January 2021

Edexcel International AS/A Level Physics (WPH) Jan 2021

معلم موافق رایگان بودن است.

1. Newton’s second law validation—air track glider setup, constant total mass technique, acceleration vs force graph, linearity analysis
2. refractive index determination—critical angle measurement, error analysis via angle uncertainty, comparison using Snell’s law, monochromatic vs white light effect
3. force-extension graph for rubber band—loading/unloading curves, energy dissipation calculation from area difference, internal energy transformation
4. analogue vs digital voltmeter—percentage uncertainty, resolution, display clarity, digital precision advantage in voltage measurement
5. practical skills in experimental physics—uncertainty analysis, data plotting, graphical interpretation, apparatus choice, error reduction strategies