c a particle The energy that should be added to an electron t reduce its de Broglie wavelength from 1 nm to 0 5 nr 2005 is a

Question

c a particle The energy that should be added to an electron t reduce its de Broglie wavelength from 1 nm to 0 5 nr 2005 is a four times the initial energy b equal to the initial energy c twice the initial energy d thrice the initial energy

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