Angular width of central maximum in diffraction at a single slit is……………. .

Explanation

To find the angular width of the central maximum in diffraction at a single slit, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Setup**:
- We have a single slit that produces a diffraction pattern on a screen.
- The central maximum is the brightest part of the pattern, and we need to find its angular width.

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