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In surveying, a 20 m chain contains:
1. 50 links
2. 100 links
3. 150 links
4. 250 links

1 Answer

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Best answer
Correct Answer - Option 2 : 100 links

Explanation:

Following are the various types of chain in common use in surveying:

Type Length No. of links Length of one link
Metric chain 20 m or 30 m 100 or 150 20 cm
Engineering chain 100 ft 100 1 ft
Gunter chain 66 ft 100 0.66 ft
Revenue chain 33 ft 16 \(2\frac{1}{{16}}\)

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