In the electron double- slit experiment with electrons, what happens when a detector is used to determine through which slit the electron actually passes?
A) The pattern on the screen suddenly becomes a non- interference pattern.
B) The pattern on the screen suddenly becomes an wave- interference pattern.
C) Batman arrives.
D) The electron then acquires both a precise velocity and a precise position.
E) The electron suddenly jumps into a state of higher energy.

Question

Quizplus · Accepted Answer

When a detector is used to determine through which slit the electron passes, the act of measurement collapses the wave function, resulting in a non-interference pattern on the screen.

In the Electron Double- Slit Experiment with Electrons, What Happens