katietinary1657
09.12.2021 •
Physics
Electrons are fired at a rectangular potential energy barrier, once every 221 ms. If the barrier is 2.55 nm thick and has a height that exceeds the energy of the incident electrons by exactly 637 meV, how long on average would you expect to wait for one electron to pass through the barrier
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Ответ:
Insulator
Explanation: Insulators stop electric currents from going through