Refraction Using Huygens Principle

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Refraction Using Huygens Principle

### Formula

$$\frac{\sin i}{\sin r}=\frac{v_1}{v_2}$$

### Terminologies

- v1, v2 β†’ Wave velocities in two mediums.

### Relation

$$\mu=\frac{v_1}{v_2}$$

### Usage

- Used to derive Snell's law.

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