Horizontal rays of red light (A = 660 nm, in vacuum) and violet light (A = 410 nm, in vacuum) are incident on the flint-glass prism shown in the drawing. The indices of refraction for the red and violet light are nred = 1.662 and nviolet = 1.698. The prism is surrounded by air. What is the angle of refraction for (a) red ray, (b) violet ray as it emerges from the prism? 25.0° (a) Number i (b) Number i Units Units Red and violet light A 90° 90.0°

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### Refraction of Red and Violet Light Through a Prism

**Introduction:**
Horizontal rays of red light (λ = 660 nm, in vacuum) and violet light (λ = 410 nm, in vacuum) are incident on a flint-glass prism shown in the illustration. The indices of refraction for the red and violet light are \( n_{\text{red}} = 1.662 \) and \( n_{\text{violet}} = 1.698 \). The prism is surrounded by air. This problem requires calculating the angle of refraction for (a) red ray, (b) violet ray as they emerge from the prism.

**Diagram:**
A blue triangular prism is depicted in the illustration. It is an isosceles right triangle with angles labeled as 25.0° and 90.0°. Horizontal beams of red and violet light are shown entering the prism perpendicularly.

**Problem:**
Determine the angles of refraction for:
- (a) Red ray
- (b) Violet ray

**Solution:**
Calculate using Snell's Law and the given indices of refraction. Enter your answers in the spaces provided below with appropriate units.

**Input Fields:**
- (a) Angle of refraction for red ray: [Input Box] (Units)
- (b) Angle of refraction for violet ray: [Input Box] (Units)
Transcribed Image Text:### Refraction of Red and Violet Light Through a Prism **Introduction:** Horizontal rays of red light (λ = 660 nm, in vacuum) and violet light (λ = 410 nm, in vacuum) are incident on a flint-glass prism shown in the illustration. The indices of refraction for the red and violet light are \( n_{\text{red}} = 1.662 \) and \( n_{\text{violet}} = 1.698 \). The prism is surrounded by air. This problem requires calculating the angle of refraction for (a) red ray, (b) violet ray as they emerge from the prism. **Diagram:** A blue triangular prism is depicted in the illustration. It is an isosceles right triangle with angles labeled as 25.0° and 90.0°. Horizontal beams of red and violet light are shown entering the prism perpendicularly. **Problem:** Determine the angles of refraction for: - (a) Red ray - (b) Violet ray **Solution:** Calculate using Snell's Law and the given indices of refraction. Enter your answers in the spaces provided below with appropriate units. **Input Fields:** - (a) Angle of refraction for red ray: [Input Box] (Units) - (b) Angle of refraction for violet ray: [Input Box] (Units)
Expert Solution
Step 1: Introduction.

Given Data:

Index of refraction of the red light left parenthesis n subscript r right parenthesis space equals space 1.662
Index of refraction of the violet light left parenthesis n subscript v right parenthesis space equals space 1.698
Angle of incidence at emerging surface  left parenthesis theta subscript i right parenthesis space equals space 25 to the power of straight o.

To Determine:

(a). The angle of refraction at which the red rays emerge from the prism.
(b). The angle of refraction at which the violet rays emerge from the prism.

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