JEE Main 9 Jan 2020 Shift 1 Solved Paper

Section: Physics
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Question : 8 of 75
 
Marks: +1, -0
A particle moving with kinetic energy E has de Broglie wavelength λ. If energy ΔE is added to its energy, the wavelength become
λ
2
. Value of ΔE, is :
[9 Jan 2020 Shift 1]
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