Question

Which of the following is correct regarding Polarization?

a.

It is the deviation from equilibrium potential

b.

It results from the change in net current flow

c.

Magnitude is measured in terms of overvoltage

d.

It is the deviation from equilibrium potential that occurred due to the change in net current flow and its magnitude is measured in terms of overvoltage

Posted under Corrosion Engineering

Answer: (d).It is the deviation from equilibrium potential that occurred due to the change in net current flow and its magnitude is measured in terms of overvoltage

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. Which of the following is correct regarding Polarization?

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. What is the symbol of overvoltage?

Q. Exchange current density is the current per unit area of either oxidation or reduction process at the equilibrium.

Q. What is the formula to calculate rate of oxidation or rate of reduction during equilibrium?

Q. Which of the following is the controlling factor of Activation polarization?

Q. Which of the following mentioned is/are the types of polarization?

Q. What is the relationship between reaction rate and overvoltage for activation polarization?

Q. Which of the following is/are correct regarding concentration polarization?

Q. What is the formula to determine limiting diffusion current density (iL) of concentration polarization?

Q. Agitation will increase the limiting diffusion current density of concentration polarization.

Q. Which of the following is/are correct regarding resistance polarization?

Q. Which two scientists present the first formal presentation on mixed potential theory?

Q. Which of the following is/are the hypothesis of mixed potential theory?

Q. Which of the following is/are correct regarding passivation?

Q. The passive state of a metal is often relatively unstable and subject to damage.

Q. Which of the following is/are the metal/alloys that demonstrate active-passive transitions?

Q. Which of the following is/are correct regarding the active region of metals?

Q. The Trans passive region is the region in which the corrosion rate increases with an increase in potential.

Q. Which of the following is/are the important characteristics of active-passive transitions of a metal?

Q. Which of the following metal doesn’t possess a trans passive region?

Q. Which of the following metals/alloys passivates spontaneously in acid solutions containing oxidizers or dissolved oxygen?

Recommended Subjects

Are you eager to expand your knowledge beyond Corrosion Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!