Photoelectric Effect
Animated photons knock electrons out of metals — Einstein's KE_max = hf − φ with 4 metal choices.
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Complete revision notes and formulas for Dual Nature of Radiation & Matter (Class 12). Curated for JEE, NEET, AP Physics, SAT, and CUET. Tap any topic to open the live simulation and full PYQ set.
Animated photons knock electrons out of metals — Einstein's KE_max = hf − φ with 4 metal choices.
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KE_max vs f plot — zero below f₀ = φ/h, linear slope h above. Compare 4 metals.
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Parallel lines of slope h/e = 4.14 × 10⁻¹⁵ V·s — same slope, different intercepts per metal.
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Higher intensity → more photoelectrons → higher saturation current. Same V_s across intensities.
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eV_s = hf − φ — split view: I–V curve + V_s vs f plot with live point.
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Double-slit with wave, particle, and both modes — see interference fringes build from discrete hits.
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λ = h/(mv) — Gaussian wavepacket across 4 particle types from electron to dust.
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Bragg diffraction 2d sinθ = nλ — Ni crystal lattice + I vs θ plot with n=1,2,3 peaks.
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Traveling Gaussian ψ(x,t) in position + |φ(k)|² in momentum — two reciprocal views.
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Δx · Δp ≥ ℏ/2 — tune position spread; momentum spread responds inversely. Live product.
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Dual Nature of Radiation & Matter on sciphylab (also known as SciPhy, SciPhy Lab, SciPhy Labs). Free physics revision for Class 12, JEE Mains, JEE Advanced, NEET UG, AP Physics 1/2/C, SAT Subject Physics, and CUET-UG.