+1 vote
in Geotechnical Engineering II by (93.8k points)
Electrical resistivity method is based on measurement of _____________

(a) Specific resistance

(b) Voltage

(c) Potential drop

(d) Current

The question was posed to me by my college professor while I was bunking the class.

My doubt stems from Method of Site Exploration in section Stabilisation of Soils, Site Investigation and Sub – Soil Exploration of Geotechnical Engineering II

1 Answer

0 votes
by (243k points)
Correct choice is (a) Specific resistance

To elaborate: The electrical resistivity method is based on the measurement and recording of changes in the mean resistivity or apparent specific resistance of the various soils.

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