The de-Broglie wavelength of an electron having 80eV of energy is nearly leV-1-6- 10-19J Mass of electron 9 - 10-31kg and Plank-s constant 6-6 - 10-34 Jsec

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Matter Waves

The de-Brogli...

Question

The de-Broglie wavelength of an electron having 80eV of energy is nearly $(l e V = 1.6 \times 10^{- 19} J$ Mass of electron $9 \times 10^{- 31} k g$ and Plank's constant $6.6 \times 10^{- 34} J s e c)$

140 \circ A

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0.14 \circ A

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14 \circ A

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1.4 \circ A

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(l e V = 1.6 \times 10^{- 19} J

9 \times 10^{- 31} k g

6.6 \times 10^{- 34} J s e c)

1 e V = 1.6 \times 10^{- 19} J

= 9 \times 10^{- 31} k g

= 6.6 \times 10^{- 34}

(G i v e n h = 6.63 \times 10^{- 34} J s, m_{e} = 9 \times 10^{- 31} k g, 1 e V = 1.6 \times 10^{- 19} J)

6.6 \times 10^{3} m l s .

(m a s s o f e l e c t r o n = 9 \times 10^{- 31} k g,

6.62 \times 10^{- 34} J - S)

2.8 \times 10^{^{- 23}} J

(m_{e} = 9.1 \times 10^{- 31} k g)

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