Calculate the wave length of an electron whose KE is 3x 10-25 J – InterviewSolution

1.

Calculate the wave length of an electron whose KE is 3x 10-25 J

Answer»

KE= ½ mv²put the values & calculate V(m = 9.1 x 10^-31 Kg)

V= 812 m/s

Wave length = h/mv

= 8967 A⁰

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