Geological Engineering · all questions

Rock Mechanics and Rock Engineering
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Q121

Which rock property measures resistance to surface indentation?

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Q122

What type of failure occurs along a curved slip surface in rock slopes?

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Q123

Which of the following is a key parameter in rock mass classification systems?

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Q124

The slake durability test is used to assess:

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Q125

Which phenomenon causes a sudden collapse of underground openings in weak rocks?

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Q126

The term "anisotropy" in rock mechanics refers to:

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Q127

Which instrument is used to measure deformation of rock mass in the field?

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Q128

What is the primary cause of rock weathering that affects engineering properties?

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Q129

Which rock property primarily affects the stability of a tunnel face?

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Q130

The term "slip surface" refers to:

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Q131

Which factor decreases rock strength over time under constant stress?

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Q132

Which test is commonly used for field measurement of rock hardness?

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Q133

Which term describes the volume of voids within a rock mass?

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Q134

What is a key purpose of grout injection in rock engineering?

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Q135

What is the typical range of unconfined compressive strength (UCS) for weak rocks?

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Q136

Which rock discontinuity is characterized by a planar break with no visible displacement?

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Q137

What does the Rock Quality Designation (RQD) indicate?

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Q138

The primary function of rock bolts in tunneling is to:

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Q139

Which factor primarily influences the elastic modulus of rock?

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Q140

Which type of rock deformation occurs when rock returns to its original shape after stress removal?

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