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Topic 8
Superposition
5
Physics
12th Grade
06/28/2017
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Term
Principle of Superposition
 Definition

When two waves meet at a point, the resultant displacement is equal to the vector sum of the individual displacements. 

 

- Waves must be of the same type 

- must have the same polarisation plane if they're transverse
Term

Diffraction 

 

 [image]

 Definition
The spreading of waves at an edge or slit so that the waves do not travel in straight lines
Term
Interference
 Definition
an effect that occurs when two or more waves overlap to produce a new pattern.
Term
Coherence
 Definition
term used to indicate that the phase difference between two waves remains constant and doesn't vary with time.
Term

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What does the equation mean? 

 

 Definition
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