An electron is accelerated from rest through a potential difference of V and its de Broglie wavelength is \lambda_1. Another electron is accelerated from rest through a potential difference of 2V and its de Broglie wavelength is \lambda_2. The ratio \lambda_1 : \lambda_2 is

AP and TS EAMCET Medical Model Paper 3

Question : 104 of 160

Marks: +1, -0

An electron is accelerated from rest through a potential difference of V and its de Broglie wavelength is λ1. Another electron is accelerated from rest through a potential difference of 2V and its de Broglie wavelength is λ2. The ratio λ1 : λ2 is

√2:1
2 : 1
1 : 2
1:√2

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