The minimum wavelength of X -rays produced by an electron accelerated through a potential difference of V…

The minimum wavelength of X-rays produced by an electron accelerated through a potential difference of V volts is proportional to:
  1. V2
  2. V
  3. 1V
  4. 1V

Solution

Minimum wavelength means maximum energy as E=hcλ.

Therefore,

eV=hcλmin⇒λmin=hceV⇒λmin∝1V

Asked in: NEET 2023 (All India)

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