Electron Waves Multiple Choice Questions (MCQ) PDF Download

MCQ : In order to find the internal structure of nucleus, electrons should be accelerated by voltages up to

1. 10⁵ V
2. 10⁷ V
3. 10⁹ V
4. 10¹¹ V

MCQ 1: High speed electrons have wavelength of order

1. 10^-15 m
2. 10^-14 m
3. 10^-16 m
4. 10^-17 m

MCQ 2: Wavelength of slow moving neutrons is about

1. 10^-34 m
2. 10^-20 m
3. 10^-19 m
4. 10^-10 m

MCQ 3: High speed electrons from particle detectors are used to determine

1. arrangement of atoms in metals
2. diameter of atomic nuclei
3. inter atomic distance
4. circumference of atomic nuclei

MCQ 4: Waves associated with electrons are referred to as

1. plasma waves
2. UV waves
3. gamma rays
4. matter waves