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Q: The chain used for surveying is made up of 100 links and is 20 m long. How long is each link?
  • A. 0.02 m
  • B. 0.002 m
  • C. 0.2 m
  • D. 2 m
Correct Answer: Option C - Chain– The chain is generally composed of 100 links, each link measuring, 200 mm, making the total length of the chain as 20 m. • The links are made up of 4 mm diameter mild steel wire with ends of each link bent into loops and connected together by means of three links which afford flexibility to the chain.
C. Chain– The chain is generally composed of 100 links, each link measuring, 200 mm, making the total length of the chain as 20 m. • The links are made up of 4 mm diameter mild steel wire with ends of each link bent into loops and connected together by means of three links which afford flexibility to the chain.

Explanations:

Chain– The chain is generally composed of 100 links, each link measuring, 200 mm, making the total length of the chain as 20 m. • The links are made up of 4 mm diameter mild steel wire with ends of each link bent into loops and connected together by means of three links which afford flexibility to the chain.