Archives for Classical Electrodynamics
Estimate the nuclear radius size based on Electrostatic and Magnetic Field Strengths
The Rasetti–Fermi Paradox: Electrostatic vs. Magnetic Radius of the Nucleus The Rasetti–Fermi Paradox (1926–1927): Two “Radius” Estimates That Don’t Match A historical back-of-the-envelope puzzle: estimating a nuclear “radius” from an…
Measurement of the Earth’s Magnetic Field
Measurement of the Earth's Magnetic Field Solution: Apparatus: Magnetic compass Helmholtz coils or solenoid Power supply for Helmholtz coils Protractor or angular measurement device Procedure: Calibrate the Helmholtz coils to…