Rotary drilling is the fastest method in case of (A) Rocky soils (B) Clay soils (C) Sandy soil (D) All of these

Rotary drilling is the fastest method in case of
(A) Rocky soils
(B) Clay soils
(C) Sandy soil
(D) All of these
by

1 Answer

Answer :

Answer: Option D
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In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to (A) 15 mm (B) 25 mm (C) 35 mm (D) 45 m

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shaped blades are best suited for i. Minimum tillage of trashy land at shallow depths j. Dried hard soils k. Cutting and pulverisation in wet sticky clay soil l. Working under normal field conditions

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Last Answer : i. Minimum tillage of trashy land at shallow depths

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Select the incorrect statement. (A) In a direct shear box test, the plane of shear failure is predetermined (B) Better control is achieved on the drainage of the soil in a triaxial compression test (C) Stress distribution on the failure plane in the case of triaxial compression test is uniform (D) Unconfined compression test can be carried out on all types of soils

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It is the process of placing seeds in holes made in the seedbed and closing the seed with soil. In this method, seeds are placed in holes made at definite depth at fixed spacing. b. Drilling c. Broadcasting d. None of the above

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Last Answer : Ans - a. Dibbing