Question
Physics Question on Dual nature of matter
The kinetic energy of an electron, α-particle and a proton are given as 4K, 2K and K respectively. The de-Broglie wavelength associated with electron (λe) α-particle (λα) and the proton (λp) are as follows :
A
λα > λp > λe
B
λα = λp > λe
C
λα = λp < λe
D
λα < λp < λe
Answer
λα < λp < λe
Explanation
Solution
Correct Answer is (D): λα < λp < λe