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Structure of Atom question

2010 · Q74
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Structure of Atom question

2010 · Q74

NEETChemistryStructure of AtomMCQ+4 / −1
A 0.66 kg ball is moving with a speed of 100 m/s. The associated wavelength will be

(h = 6.6 ×\times× 10−-−34 J s)
  1. A
    6.6 ×\times× 10−-−32 m
  2. B
    6.6 ×\times× 10−-−34 m
  3. C
    1.0 ×\times× 10−-−35 m
  4. D
    1.0 ×\times× 10−-−32 m
View written solutionFree

Correct answer: C

According to the de-Broglie equation, λ\lambda λ = hmv{h \over {mv}}mvh​

∴\therefore∴ λ\lambda λ = 6.6×10−340.66×100=1×10−35 m{{6.6 \times {{10}^{ - 34}}} \over {0.66 \times 100}} = 1 \times {10^{ - 35}}\,m0.66×1006.6×10−34​=1×10−35m

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