Geography
At the Bedford level canal area a famous experiment was carried out. How many poles were used and at what distance apart?
- 3 poles, 5Km
- 2 poles, 10Km
- 4 poles, 5Km
- 3 poles, 10Km
Water
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Answer
3 poles, 5 km
Note — There is a misprint in the book. The distance should be 5 km.
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