At a certain temperature, a ferromagnetic material becomes paramagnetic. What is this temperature called ?

Explanation

To solve the question regarding the temperature at which a ferromagnetic material becomes paramagnetic, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Terms**:
- **Ferromagnetic Material**: A material that exhibits strong magnetic properties due to the alignment of magnetic moments.
- **Paramagnetic Material**: A material that is weakly attracted by a magnetic field and does not retain magnetic properties in the absence of an external field.

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