The durability of construction rock is most affected by:
A. Texture
B. Color
C. Mineral composition
D. Grain size
Answer: Option C
Solution (By Examveda Team)
Mineral composition influences how resistant a rock is to weathering and decay.For instance, rocks with unstable minerals (e.g., feldspars) degrade faster.This Question Belongs to Geological Engineering >> Engineering Geology For Construction
What is the most important geological consideration before constructing a dam?
A. Soil fertility
B. Rock type and structure
C. Surface vegetation
D. Proximity to roads
Which test is commonly used to determine rock strength for construction suitability?
A. Permeability test
B. Schmidt hammer test
C. Sieve analysis
D. Vane shear test
What geological structure is most hazardous for tunnel construction?
A. Horizontal bedding
B. Fault zone
C. Anticline fold
D. Massive granite
The unconfined compressive strength of a rock is a measure of its:
A. Tensile strength
B. Load-bearing capacity without lateral support
C. Weathering rate
D. Porosity
Join The Discussion