Physics · Soil Mechanics
According to the Indian Soil Classification System, a soil sample is classified as sand when:
- 1more than half of the coarse fraction is smaller than 75 micron IS sieve
- 2more than half of the coarse fraction is smaller than 4.75 mm IS sieve✓
- 3more than half of the coarse fraction is smaller than 150 micron IS sieve
- 4more than half of the coarse fraction is smaller than 2.75 mm IS sieve
Correct answer
more than half of the coarse fraction is smaller than 4.75 mm IS sieve
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