Dual Nature of Radiation and Matter

Question: The speed of an electron having a wavelength of ${10^{ - 10}}\,m$ is

1) $7.25 \times {10^6}\,m/s$

2) $6.26 \times {10^6}\,m/s$

3) $5.25 \times {10^6}\,m/s$

4) $4.24 \times {10^6}\,m/s$

Solution:

Explanation: No Explanation

Cathode Rays and Positive Rays

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