What do you mean by angular impulse?

Explanation

### Step-by-Step Solution

1. **Understanding Impulse**:
- Impulse is defined as the change in momentum of an object when a force is applied over a period of time.
- Mathematically, impulse (J) can be expressed as:
\[ J = \Delta p = p_{\text{final}} - p_{\text{initial}} \]
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