Class 11 · Chapter
Waves
18 topics · 18 interactive simulations
〰️
Live
Transverse Wave
y(x,t) = A sin(kx − ωt) — particles oscillate ⟂.
Foundation7 min
↔️
Live
Longitudinal Wave
Compressions / rarefactions along propagation.
Foundation7 min
➡️
Live
Wave Propagation
Pulse moves at speed v across the medium.
Foundation5 min
📐
Live
Wavelength × Frequency (Mechanical)
v = fλ — see λ marker on the wave.
Foundation6 min
🎻
Live
Wave Speed on a String
v = √(T/μ).
Moderate7 min
🌊
Live
Interference
Constructive vs destructive at φ = 0° / 180°.
Moderate8 min
🥁
Live
Beats
f_beat = |f₁ − f₂| — envelope visible.
Moderate8 min
🎼
Live
Standing Wave on String
λ_n = 2L/n — nodes & antinodes.
Moderate9 min
📍
Live
Nodes & Antinodes
Highlighted N and A on a vibrating string.
Foundation6 min
🔊
Live
Sound Wave Propagation
Concentric wavefronts from a point source.
Foundation6 min
🪨
Live
Sound Speed in Media
Air vs water vs steel vs diamond.
Foundation5 min
🚂
Live
Doppler — Source Moving
Pitch shifts as source approaches/recedes.
Moderate8 min
🏃
Live
Doppler — Observer Moving
Observer's motion changes perceived frequency.
Moderate8 min
🚄
Live
Doppler — Both Moving
f' = f(v±v_o)/(v∓v_s).
Advanced9 min
🎸
Live
Harmonics on a String
f_n = nv/2L — first 6 harmonics.
Moderate8 min
🎺
Live
Organ Pipe (Open / Closed)
Open: nv/2L. Closed: (2n−1)v/4L.
Advanced9 min
⚡
Live
Energy Transport
P = ½μvω²A² — power along a string.
Advanced8 min
↔️
Live
Phase Difference
φ = (2π/λ) Δx — visualize phase vs path.
Moderate7 min