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Q: Burnt clay hollow blocks (IS : 3952), is also known as______
  • A. chuffs blocks
  • B. spots blocks
  • C. perforated blocks
  • D. cellular blocks
Correct Answer: Option D - Burnt clay hollow blocks is also known as cellular blocks. Cellular block are masonry units that contain one or more formed voids that do not fully penetrate the block. • Burnt clay hollow brick at present are being used on a limited scale for walls and partitions. These bricks are light in weight and being hollow, impart thermal insulation to the building.
D. Burnt clay hollow blocks is also known as cellular blocks. Cellular block are masonry units that contain one or more formed voids that do not fully penetrate the block. • Burnt clay hollow brick at present are being used on a limited scale for walls and partitions. These bricks are light in weight and being hollow, impart thermal insulation to the building.

Explanations:

Burnt clay hollow blocks is also known as cellular blocks. Cellular block are masonry units that contain one or more formed voids that do not fully penetrate the block. • Burnt clay hollow brick at present are being used on a limited scale for walls and partitions. These bricks are light in weight and being hollow, impart thermal insulation to the building.