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Most Important Selected Qs for JEE AdvancedPhysicsDual Nature of Matter

Two non relativistic small particles (which are not moving with the speed close to the speed of light) x₁ and x₂ have de Broglie wavelengths 30 Å and 20 Å respectively, combined to form a small particle x₃ with mass equal to sum of masses of x₁ and x₂ . The de-Broglie wavelength of particle x₃ can not be

Options

  1. A60 Å
  2. B12 Å
  3. C20 Å
  4. D80 Å

Correct answer

D. 80 Å

Step-by-step solution

aligned & ₁= h p₁ & p₁= h₀ ₁ & p₂= h ₂ aligned Momentum of system lies between |p₁-p₂ | to |p₁+p₂ | aligned & h ₁ + h ₂ = h _ _ =12 Å & _ =60 Å aligned

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