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Q: Which one of the following tests can be performed on stones to check their durability?
  • A. Smith test
  • B. Permeability test
  • C. Vane shear test
  • D. Standard penetration test
Correct Answer: Option A - Smith's test is performed on stone for soluble and clayey matter. In smith test break off the freshly quarried stone chippings to about the size of a rupee coin and put them in a glass of clean water. • If the water becomes slightly cloudy the stone is good and durable, if water become dirty, it indicates that the stone contains too much of earthy and mineral matter.
A. Smith's test is performed on stone for soluble and clayey matter. In smith test break off the freshly quarried stone chippings to about the size of a rupee coin and put them in a glass of clean water. • If the water becomes slightly cloudy the stone is good and durable, if water become dirty, it indicates that the stone contains too much of earthy and mineral matter.

Explanations:

Smith's test is performed on stone for soluble and clayey matter. In smith test break off the freshly quarried stone chippings to about the size of a rupee coin and put them in a glass of clean water. • If the water becomes slightly cloudy the stone is good and durable, if water become dirty, it indicates that the stone contains too much of earthy and mineral matter.