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Questions and Answers
According to Huygens' principle, what are the wavelets formed by drawing a half-circle around each point on a wave called?
According to Huygens' principle, what are the wavelets formed by drawing a half-circle around each point on a wave called?
- Half-circles
- Circles
- Curves
- Wavelets (correct)
What is the term for the bending of a wave around an obstacle?
What is the term for the bending of a wave around an obstacle?
- Diffraction (correct)
- Interference
- Diffusion
- Reflection
What happens when waves interfere constructively?
What happens when waves interfere constructively?
- The waves disappear completely
- The waves combine into one wave with higher amplitude (correct)
- The waves flatten out
- The waves decrease in amplitude
According to Huygens' Principle, how can you predict a wave's position in the future?
According to Huygens' Principle, how can you predict a wave's position in the future?
What did 19th-century physicists discover about light through an experiment with a coin's shadow?
What did 19th-century physicists discover about light through an experiment with a coin's shadow?
What did some scientists in the 17th and 18th centuries begin to think about light?
What did some scientists in the 17th and 18th centuries begin to think about light?
Which type of interference occurs when waves are an exact number of wavelengths apart, causing crests and troughs to line up?
Which type of interference occurs when waves are an exact number of wavelengths apart, causing crests and troughs to line up?
What is the formula for calculating the path difference in a single slit experiment?
What is the formula for calculating the path difference in a single slit experiment?
What happens when the total path difference between the top and bottom of a single slit is equal to 1.5 wavelengths?
What happens when the total path difference between the top and bottom of a single slit is equal to 1.5 wavelengths?
According to the text, what happens to the rays passing through the middle third and bottom third of the slit?
According to the text, what happens to the rays passing through the middle third and bottom third of the slit?
What happens to the rays passing through the top third of the slit?
What happens to the rays passing through the top third of the slit?
What does diffraction do to the light waves?
What does diffraction do to the light waves?
What happens when diffracted waves run into each other?
What happens when diffracted waves run into each other?
What happens at the places where the waves interfere destructively?
What happens at the places where the waves interfere destructively?
What happens at the places where the waves interfere constructively?
What happens at the places where the waves interfere constructively?
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