The reason why the waves reflected from the edges of the well x = 0 and x = L will cancel completely when 2 L = λ 2 .

Question

Consider a particle of mass m, located in a potential energy well.one-dimensional (box) with infinite height walls. The wave function that describes this system is:Ψn(x) = K sin (nπx /L), for 0 ≤ x ≤ LΨn(x) = 0 for any other value.K is a constant and n = 1,2,3,... Determine K*K = │K│2

Answer 1

Question

Chapter 7, Problem 11P

(a)

To determine

The reason why the waves reflected from the edges of the well x=0 and x=L will cancel completely when 2L=λ2 .

(b)

To determine

The expressions for the wave functions in regions 1,2 and 3.

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