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Questions and Answers
What is the primary purpose of drilling boreholes?
What is the primary purpose of drilling boreholes?
- To obtain geologic information and explore mineral resources (correct)
- To extract groundwater
- To create underground tunnels for construction
- To monitor seismic activity
What is a common problem encountered during borehole drilling?
What is a common problem encountered during borehole drilling?
- Drilling at an angle
- Insufficient drilling equipment
- Rock hardness
- The sag of the rods (correct)
What is the function of hydrofluoric acid in borehole survey methods?
What is the function of hydrofluoric acid in borehole survey methods?
- To produce a mark showing the dip (correct)
- To clean the borehole
- To strengthen the drill rods
- To detect mineral deposits
What type of boreholes are used in underground mines?
What type of boreholes are used in underground mines?
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What is an application of boreholes in coal companies?
What is an application of boreholes in coal companies?
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What is a characteristic of directional drilling?
What is a characteristic of directional drilling?
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What is used to measure the dip in the Oriented Drill Rods and Hydrofluoric Acid Method?
What is used to measure the dip in the Oriented Drill Rods and Hydrofluoric Acid Method?
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What is the current development area in borehole surveys?
What is the current development area in borehole surveys?
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What are extracted with the drilling fluid?
What are extracted with the drilling fluid?
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What is a function of boreholes besides research?
What is a function of boreholes besides research?
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What is used to test the surrounding rock in the borehole?
What is used to test the surrounding rock in the borehole?
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