Related simulators
Continue with similar topics in this category — or all 65 in Electricity & Magnetism.
Dipole Radiation Pattern
Time-averaged power ∝ sin² θ in the plane containing the dipole axis (far-field cartoon).
Rotating Dipole E-field
±q orbit in the plane: Coulomb superposition arrows — near-field sketch before full radiation.
Half-Wave Dipole Antenna Pattern
Far-field E-plane pattern of a thin λ/2 wire: power ∝ [cos(½π cos θ)/sin θ]², directivity D ≈ 1.64 (~2.15 dBi); optional sin² θ overlay vs a short dipole.
Alfvén Wave on a Magnetic Field Line
Transverse MHD Alfvén wave: v_A = B/√(μ₀ρ), animated field-line displacement, standing modes and pulse reflections at fixed boundaries.
Rectangular Waveguide TE₁₀
Dominant mode fields (E_y, H_x, H_z), cutoff f_c = c/(2a√ε_r), β and guide wavelength λ_g.
Langmuir Plasma Oscillations
Collective electron oscillations at ω_p = √(n_e e²/ε₀m_e): animated δn wave, Bohm–Gross dispersion ω(k), and ω_p vs density.