Question

. What is the wavelength of an electron moving
with a velocity of 2.0x107ms-1​

Answer 1

Answer:

3.55×10-11m.

Explanation:

∴ λ=(6.626×10-34kgm2s-1)(9.1×10-31kg)×(2.05×107ms-1)=3.55×10-11m.

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