20
QuizMultiple Choice

Modern Physics — Test

Question 20 • Physics

Which best describes how to correct Wilam’s error?

Answer
A
The second result should state that just before light struck the metal, electrons were ejected.
B
The third result should state that the kinetic energy of the ejected electrons depends only on the frequency of the photons.
C
The second result should state that as soon as light struck the metal, protons were ejected.
D
The first result should state that frequencies of light that were lower than the frequency threshold of the metal could not eject electrons.
Previous
Next