Civil Engineering - Soil Mechanics and Foundation Engineering

1. 

The maximum shear stress occurs on the filament which makes an angle with the horizontal plane equal to

A. 30°
B. 45°
C. 60°
D. 90°

Answer: Option B

Explanation:

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2. 

For determining the moisture content of a soil sample, the following data is available Weight of container = 260 g, Weight of soil sample and = 320 g container, Weight of soil sample (dried) and = 310 g container. The moisture content of the soil sample, is

A. 15%
B. 18%
C. 20%
D. 25%

Answer: Option C

Explanation:

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3. 

Buoyant unit weight equals the saturated density

A. multiplied by unit weight of water
B. divided by unit weight of water
C. plus unit weight of water
D. minus unit weight of water.

Answer: Option D

Explanation:

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4. 

Pick up the correct statement from the following:

A. An unconfined compression test is a special case of triaxial compression test
B. An unconfined compression test is a special case of direct shear test
C. The confining pressure is maximum during an unconfined compression test
D. The cylindrical specimen of a soil is subjected to major principal stress till it fails due to shearing along the plane of the failure.

Answer: Option A

Explanation:

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5. 

A partially saturated soil is classified as

A. one phase soil
B. two phase soil
C. three phase soil
D. four phase soil.

Answer: Option C

Explanation:

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