Chapter 4 quiz

Question 1

Which reference electrode is best suited for soil?

Answer 1

CSE

Question 2

The positive lead of the voltmeter should be placed on the structure during a structure-to-electrolyte potential reading. (true or False)

Answer 2

true

Question 3

Standard hydrogen electrodes are commonly used in the field.

Answer 3

false

Question 4

The three criteria recommended by NACE are:

Answer 4

-850mvCSE with Cp applied, -850off,

100mV polarization

Question 5

The native potential can be calculated by subtracting

Answer 5

The polarization from the polarized potential

Question 6

IR drop is calculated by subtracting

Answer 6

The polarized potential from the applied potential

Question 7

IR drop must be considered for the -850 mV polarized criteria.

Answer 7

false

Question 8

IR drop must be considered for the -850 mV applied criteria.

Answer 8

true

Question 9

IR drop must be considered for the 100 mV polarization criteria.

Answer 9

false

Question 10

-850 mV applied is the most widely used criteria.

Answer 10

true