Question

calculate the wavelength of an electron moving with a velocity of 2.05 ×10^7ms-1 (mass of electron = 9.1×10^-31 kg , h= 6.626×10^-34 kgm^2s-1).​

Answer 1

Answer:

86^25

Explanation:

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Answer 2

Answer:

Calculate the wavelength of an electron moving with a velocity fo 2. 05 xx 10^7 ms^(-1). ∴ λ=(6.626×10-34kgm2s-1)(9.1×10-31kg)×(2.05×107ms-1)=3.55×10-11m.