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Q: The height of the frustum of a cone generally used for carrying out slump test of fresh concretThe height of the frustum of a cone generally used for carrying out slump test of fresh concrete is :
  • A. 15 cm
  • B. 20 cm
  • C. 25 cm
  • D. 30 cm
Correct Answer: Option D - Slump cone method- Slump cone test is the most commonly used method to obtain a measure of workability. The basic apparatus for slump cone test comprises of slump cone which is metallic cone frustum with bottom diameter of 200 mm, top diameter of 100 mm and height of 300 mm.
D. Slump cone method- Slump cone test is the most commonly used method to obtain a measure of workability. The basic apparatus for slump cone test comprises of slump cone which is metallic cone frustum with bottom diameter of 200 mm, top diameter of 100 mm and height of 300 mm.

Explanations:

Slump cone method- Slump cone test is the most commonly used method to obtain a measure of workability. The basic apparatus for slump cone test comprises of slump cone which is metallic cone frustum with bottom diameter of 200 mm, top diameter of 100 mm and height of 300 mm.