Vidyalelo
Geological Engineering · Q67

Rock Mechanics and Rock Engineering

Engineering and GATE · Geological Engineering · question 67

Q67

Which of the following increases with rock weathering?

A.
Compressive strength
B.
Cohesion
C.
Porosity
Answer
D.
Elastic modulus

Answer: Option C

Solution

Answer: Option C
Solution:
As rocks weather, porosity increases due to breakdown of minerals and opening of microcracks. This reduces strength and stability.