Identiy the part of the electromagnatic spectrum used in (i) radar and (ii) eye surgery. Write their frequency range.

Explanation

To solve the question, we need to identify the parts of the electromagnetic spectrum used in radar and eye surgery, along with their respective frequency ranges.

### Step-by-Step Solution:

1. **Identify the part of the electromagnetic spectrum used in radar:**
- Radar systems primarily use **microwaves** for their operation. Microwaves are effective for detecting objects and measuring distances.

2. **Determine the frequency range for microwaves:**
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