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Question 18M.1.HL.TZ2.39

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.1.HL.TZ2.39
Level HL Paper 1 Time zone TZ2
Command term Question number 39 Adapted from N/A
39.
[Maximum mark: 1]
18M.1.HL.TZ2.39

An electron of initial energy E tunnels through a potential barrier. What is the energy of the electron after tunnelling?

A.     greater than E

B.     E

C.     less than E

D.     zero

[1]

Markscheme

B

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