# Transmission lines (feeders)

### Explanation of question 6

- A dipole should be preferably fed with an unbalanced feeder
- The correct connection of an unbalance-balance transformer (balun) is as in Fig. 20.1

1. i and ii are both true
2. i is true but ii is false
3. i is false but ii is true
4. i and ii are both false

The answer is :- 3 A dipole is balanced, and should preferably be fed by a balanced feeder. If an unbalanced feeder is used, the correct connection is as in Fig. 20.1, by using a balun.

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