V(x) Vo E Particle Position
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Q: question attached below
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Consider a particle of kinetic energy K approaching the step function of Figure from the left, where the potential barrier steps from 0 to V0 at x = 0. Find the penetration distance ∆x, where the probability of the particle penetrating into the barrier drops to 1/e. Calculate the penetration distance for a 5-eV electron approaching a step barrier of 10 eV.
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