4. What is seen on the screen detector in the electron double-slit experiment?
A. white bands
B. dark bands
C. monochromatic light
D. alternating white and dark bands
5. What observations in the double-slit experiment led to the conclusion that electrons
behave like waves?
A. Electrons spread-out.
B. Electrons form diffraction patterns.
C. Electrons build up an interference pattern.
D. Electrons remain at specific locations.
6. Which statement best describes how waves behave when they occupy the same location
at the same time?
A. A crest overlapping with a crest will constructively interfere to produce a smaller wave
B. A crest overlapping with a trough will constructively interfere to produce a smaller
wave
C. A trough overlapping with a trough will constructively interfere to produce a bigger
wave.
D. A trough overlapping with a trough will destructively interfere to produce a bigger
wave,
For nos. 7-10, refer to the following choices.
A. Dispersion
B. Scattering C. Interference D. Diffraction
7. It refers to the bending of light around an obstacle.
8. It is a combination of two or more waves.
9. It is the splitting of white light into its component colors.
10. It is the deflection of light in all directions by minute particles and molecules.
11. What color of light deviates greatly in the dispersion of white light by a prism?
A. Violet B. Blue C. Green
D. Red
12. What property of light is responsible for the alternating light and dark bands when light
passes through two or more narrow slits?
A. Refraction
B. polarization C. diffraction
D. interference
13. Which is responsible for the spreading of light as it passes through a narrow slit?
A. refraction
B. polarization C. diffraction
14. What is the main principle used in interference?
A. Heisenberg's Uncertainty Principle
B. Superposition Principle
C. Quantum Mechanics
D. Fermi Principle
15. What will happen to the amplitude of the resulting wave if two waves of the same
amplitude add constructively?
A. It will double.
B. It will decreases in half.
C. It will become 4x.
D. It will become one-fourth.
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