Physics WPH13/01 January 2022

Edexcel International AS/A Level Physics (WPH) Jan 2022

معلم موافق رایگان بودن است.

1. velocity from light gate timing, mean velocity uncertainty, acceleration via SUVAT equation
2. filament lamp circuit setup, power vs resistance using LDR, negligible wire resistance assumption
3. angle measurement accuracy, horizontal bracket validation, tension and weight from force–distance graph gradient
4. resistance–width relationship in silicon, resistivity formula application, thickness from graph, micrometer precision improvement
5. oscilloscope use to find sound speed in air, wood signal timing challenge, rubber hammer timing error influence