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De Broglie's Hypothesis

The velocity ...

Question

The velocity of an electron with de Broglie wavelength of $1 \times 10^{- 2} n m$ is:

7.2 \times 10^{7} c m / s e c

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72 \times 10^{5} c m / s e c

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7.2 \times 10^{4} c m / s e c

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3.6 \times 10^{5} c m / s e c

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Solution

The correct option is B $7.2 \times 10^{7} c m / s e c$
Option A is correct.

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Similar questions

9.1 \times 10^{- 28} g

10^{5} c m / s e c

h = 6.626 \times 10^{- 27} e r g - s e c

Calculate the average velocity of Sulphur dioxide molecule at $427^{\circ}$ C.

9.1 \times 10^{- 28} g

10^{5} c m

{s e c}^{- 1}

h = 6.625 \times 10^{- 27} e r g - s e c

200^{o} C

2.2 \times 10^{5} c m / s e c

x

k g

100

m

{s e c}^{- 1}

6.62 \times 10^{- 35} m

x

[h = 6.62 \times 10^{- 34} J - s e c]

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