How does use of a fuse-wire protect electrical appliances ?

Explanation

### Step-by-Step Solution:

1. **Understanding the Role of Fuse Wire**:
- A fuse wire is a safety device used in electrical circuits to protect appliances from excessive current. It is designed to melt and break the circuit when the current exceeds a certain level.

2. **Connection in the Circuit**:
- The fuse wire is connected in series with the electrical appliances. This means that all the current flowing to the appliances must pass through the fuse wire.

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