Factor by which the de Broglie wavelength of electrons changes when the accelerating potential is multiplied

1. A.
   Wavelength increased two times
2. B.
   Wavelength decreased to half
3. C.
   Wavelength increased four times
4. D.
   Wavelength remains the same

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1. A.
   $\lambda$ is increased to $\sqrt{2}$ times.
2. B.
   $\lambda$ is increased to $\frac{1}{\sqrt{2}}$ times.
3. C.
   $\lambda$ is decreased to $\frac{1}{\sqrt{2}}$ times.
4. D.
   $\lambda$ is decreased to $\sqrt{2}$ times.

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1. A.
   remain same.
2. B.
   becomes half.
3. C.
   becomes four time.
4. D.
   becomes quarter.

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1. A.
   Wavelength is increased to $\frac{1}{\sqrt{2}}$ times.
2. B.
   Wavelength is increased to $\frac{1}{2}$ times.
3. C.
   Wavelength is decreased to $\frac{1}{\sqrt{2}}$ times.
4. D.
   Wavelength is decreased to $\frac{1}{2}$ times.

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1. A.
   $\frac{\lambda}{4}$
2. B.
   $\frac{\lambda}{2}$
3. C.
   $\lambda$
4. D.
   $2\lambda$

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1. A.
   $\frac{\lambda}{4.5}$
2. B.
   $\frac{\lambda}{3}$
3. C.
   $\frac{\lambda}{2}$
4. D.
   $\lambda$

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