A symmetrical channel section is made of a material which is equally strong in tension and compression. It is used as a simply supported beam with its web horizontal to carry vertical loads. It will be

- 1
  
  strongest if the web is used as a top face
- 2
  
  strongest if the web is used as a bottom face
- 3
  
  equally strong in (a) and (b)
- 4
  
  not possible to state which of the above statements is correct

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