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This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Construction & Building Materials knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is the average depth of a Test pit? |
A. | 10 m |
B. | 2 m |
C. | 1.50 m |
D. | 15 m |
Answer» D. 15 m | |
2. |
The shock waves so produced travel down in the sub soil strata and get reflected after striking a hard rock surface below and recorded by the instrument known as ___________ |
A. | Microphone |
B. | Geophone |
C. | Receiver |
D. | Sensors |
Answer» C. Receiver | |
3. |
The resistance of the soil with depth is measured by means of a tool known as the _______ |
A. | Seismometer |
B. | Potentiometer |
C. | Penetrometer |
D. | Ammeter |
Answer» D. Ammeter | |
4. |
The number of blows required to drive the penetrometer into the ground through a distance of 300 mm is measured which is known as _____________ of the soil. |
A. | Standard penetration resistance |
B. | Bearing power of soil |
C. | Maximum safe bearing capacity |
D. | Allowable bearing pressure |
Answer» B. Bearing power of soil | |
5. |
The method in which 4 electrons are driven in the ground at equal distance apart and in a straight line upto a depth which the ground distance is to be measured. |
A. | Seismic refraction method |
B. | Geophysical method |
C. | Electrical resistivity method |
D. | Current extraction method |
Answer» D. Current extraction method | |
6. |
The ____________ is the term used to denote a method in which case is driven into the ground and the material inside the casing is washed out and brought to the surface for inspection. |
A. | Deep boring |
B. | Percussion boring |
C. | Rotary drilling |
D. | Wash boring |
Answer» E. | |
7. |
_________ consists of driving either a hollow tube or a steel rod or an iron rod into the ground. |
A. | Trail pits |
B. | Test piles |
C. | Probing |
D. | Digging |
Answer» D. Digging | |
8. |
A square pit, known as _________ with side as about 1.50 m, is excavated upto a depth at which sufficiently hard soil is available. |
A. | Test pits |
B. | Probing |
C. | Test piles |
D. | Deep boring |
Answer» B. Probing | |