Practice question
Question
The de Broglie wavelength of a proton moving at 1.0 × 10⁶ m s⁻¹ is: (h = 6.626 × 10⁻³⁴ J s, mₚ = 1.67 × 10⁻²⁷ kg)
Explanation
λ = h/(mv) ≈ 3.966×10⁻¹³ m.
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