The wave function of a particle in a one-dimensionalbox of width L is u(x) = A sin (7x/L). If we know theparticle must be somewhere in the box, what must bethe value of A?

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The wave function of a particle in a one-dimensional box of width L is u(x) = A sin(x/L). If we know the particle must be somewhere in the box, what must be the value of A?

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Question

The wave function of a particle in a one-dimensional
box of width L is u(x) = A sin (7x/L). If we know the
particle must be somewhere in the box, what must be
the value of A?

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Step 1: We use condition for normalised wave function

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