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Q: If the soil is dry, DPC for ground floor consists of the layer of
  • A. metal
  • B. coarse sand
  • C. fine sand
  • D. concrete
Correct Answer: Option B - If the soil is dry, DPC for ground floor consist of the layer of course sand. Course sand layer of about 75-100 mm thickness is provided over the entire area under the floor.
B. If the soil is dry, DPC for ground floor consist of the layer of course sand. Course sand layer of about 75-100 mm thickness is provided over the entire area under the floor.

Explanations:

If the soil is dry, DPC for ground floor consist of the layer of course sand. Course sand layer of about 75-100 mm thickness is provided over the entire area under the floor.