Q.1.
What is meant by MPY in corrosion?
Q.2.
Which of the following expression is used to calculate MPY?
Q.3.
MDD in corrosion is abbreviated as ______
Q.4.
MPY is used to measure weight loss per unit area.
Q.5.
_____ is/are used to measure the extent of pitting corrosion.
Q.6.
Which of the following law is used to derive the corrosion rate expression?
Q.7.
Which following expression is used to find the corrosion rate from current density of a corroding specimen?
Q.8.
Rate of oxidation is equals to the rate of reduction in corrosion.
Q.9.
Iron is corroding at a current density of 1.69*10-4 amp/cmWhat would be the corrosion rate in MDD?
Q.10.
Iron is corroding at a current density of 1.69*10-4 amp/cmWhat would be the corrosion rate in MPY?
Q.11.
_____ is used to measure the extent of uniform corrosion.
Q.12.
Corrosion rate of aluminum is _________ when compared with corrosion of mild steel in open oxygenated atmosphere.
Q.13.
___________ will occur, if current pass from an electrode to electrolyte.
Q.14.
Oxidizing impurities in electrolyte increases the corrosion rate.
Q.15.
What are the uses of corrosion rate estimation of materials in daily life?