. What is the de Broglie wavelength associated
associated with an electron, accelerated through a potential difference of 100 volts ?
A: 0.123 nm
B: 0.133 nm
C: 0.143 nm
D: 0.153 nm
λ=h/√2mQV by using this formula we calculated this
Hence,the correct option is (A) i.e,0.123 nm