engineering recuitment UKPSC AE Civil 2021 Mock Test (Re-Exam) Soil Mechanics and Foundation Engineering Site Investigation and Sub-Soil Exploration
If D1 & D3 are the inside diameters of the cutting edge and sample tube respectively, then the inside clearance of the sampler is determined using the relation:
1
\(\frac{D_3-D_1}{D_1}\times 100\)
2
\(\frac{D_3-D_1}{D_3}\)
3
\(\frac{D_3+D_1}{D_1}\times 100\)
4
\(\frac{D_3-D_1}{2D_1}\times 100\)