Question Detail
Question
How much smaller are the wavelengths of electrons compared to the wavelengths of visible light, as stated in the document?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Page 11 explicitly states: 'The wavelengths of electrons are about 100,000 times smaller than the wavelengths of visible light'.
Hint
This is a direct numerical comparison mentioned in the document for the physical properties of electron beams.