Question

The wide range of temperature which vary in arid climate is ___________

(a) -10° to 100° C

(b) 10° to 80° C

(c) -50° to 60°C

(d) 50° to 60° C

The question was posed to me during an interview.

This intriguing question comes from Origin of Joints and Engineering Considerations topic in portion Joints and Jointing of Engineering Geology

Answer 1

Correct option is (c) -50° to 60°C

Explanation: Repeated expansion and contraction is characteristic of regions with dry hot (arid) climates where day and night temperatures on the one hand and summer and winter temperatures on the other hand vary within a very wide range of -50° to 60° C.