A linearly polarized electromagnetic wave has an average intensity of 291 W/m². This wave is directed towards two ideal polarizers (in real polarizers, transmission is also effected by reflection and absorption). Polarizer A is oriented with its transmission axis at an angle of 0₁ = 29.9° with the incident electric field. Polarizer B has its axis at an angle of 02 = 74.6° with the incident electric field, as shown in the figure. View Along Axis Sideview What is the average intensity of the wave after it passes through polarizer A? A What is the average intensity of the wave after it passes through polarizer B? Suppose that the two polarizers A and B are interchanged. What would the average intensity be after passing through both olarizor?

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A linearly polarized electromagnetic wave has an average intensity of 291 W/m². This wave is directed towards two ideal polarizers (in real polarizers, transmission is also affected by reflection and absorption). Polarizer A is oriented with its transmission axis at an angle of θ₁ = 29.9° with the incident electric field. Polarizer B has its axis at an angle of θ₂ = 74.6° with the incident electric field, as shown in the figure.

![Diagram Explanation]
The diagram consists of two sections:

1. **View Along Axis**:
   - Shows an incident electromagnetic wave approaching a polarizer. 
   - The wave is represented by a line with an electric field vector.
   - The angle θ₁ is depicted between the wave's electric field and the axis of Polarizer A.

2. **Side View**:
   - Features Polarizer A followed by Polarizer B, with the electromagnetic wave passing through them.
   - The polarizers are shown as circular filters with the direction of wave propagation indicated.

**Questions:**

1. What is the average intensity of the wave after it passes through polarizer A?

   [Answer Box]

2. What is the average intensity of the wave after it passes through polarizer B?

   [Answer Box]

3. Suppose that the two polarizers A and B are interchanged. What would the average intensity be after passing through both polarizers?

   [Answer Box]
Transcribed Image Text:A linearly polarized electromagnetic wave has an average intensity of 291 W/m². This wave is directed towards two ideal polarizers (in real polarizers, transmission is also affected by reflection and absorption). Polarizer A is oriented with its transmission axis at an angle of θ₁ = 29.9° with the incident electric field. Polarizer B has its axis at an angle of θ₂ = 74.6° with the incident electric field, as shown in the figure. ![Diagram Explanation] The diagram consists of two sections: 1. **View Along Axis**: - Shows an incident electromagnetic wave approaching a polarizer. - The wave is represented by a line with an electric field vector. - The angle θ₁ is depicted between the wave's electric field and the axis of Polarizer A. 2. **Side View**: - Features Polarizer A followed by Polarizer B, with the electromagnetic wave passing through them. - The polarizers are shown as circular filters with the direction of wave propagation indicated. **Questions:** 1. What is the average intensity of the wave after it passes through polarizer A? [Answer Box] 2. What is the average intensity of the wave after it passes through polarizer B? [Answer Box] 3. Suppose that the two polarizers A and B are interchanged. What would the average intensity be after passing through both polarizers? [Answer Box]
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