The factor of safety in slope design is defined as:
A. Ratio of resisting forces to driving forces
B. Driving force � resisting force
C. Shear force � normal force
D. Unit weight � cohesion
Answer: Option A
A. Ratio of resisting forces to driving forces
B. Driving force � resisting force
C. Shear force � normal force
D. Unit weight � cohesion
Answer: Option A
What does UCS stand for in rock mechanics?
A. Ultimate Compression Shear
B. Uniaxial Compressive Strength
C. Uniform Core Strength
D. Unconfined Compression Standard
Which test is commonly used to determine tensile strength of rock?
A. Point load test
B. Slake durability test
C. Brazilian test
D. UCS test
Rock mass rating (RMR) system is used for:
A. Water quality classification
B. Rock load estimation
C. Soil permeability analysis
D. Slope stability in soils
What does the term �anisotropy� in rock mechanics refer to?
A. Isolated fractures
B. Uniform grain structure
C. Direction-dependent properties
D. Complete randomness
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