Calculate the wavelength of an electron moving with a velocity of 2.05×107 ms-1





Q.20:- Calculate the wavelength of an electron moving with a velocity of 2.05×107 ms-1.

 

 

Answer:-
By de Broglie equation,
λ  = h/mv = 6.626×10-34 Js/(9.11×10-31 kg) (2.05×107 ms-1) = 3.55×10-11 m