Metallurgical Engineering > GATE 2020 > Corrosion
An iron plate with a total exposed surface area of 50 cm2 undergoes atmospheric corrosion. If 200 g of weight is lost over a period of 10 years, then the corrosion rate is _______ kg⋅m-2⋅year-1 (round off to the nearest integer).
Correct : 4
Similar Questions
Iron is corroding in fresh water which has dissolved oxygen concentration of 15 mM. The anodic current density at an overpotential of 120 mV is _______ A⋅cm-2 (...
Iron is corroding in fresh water which has dissolved oxygen concentration of 15 mM. The anodic current density at an overpotential of 120 mV is _______ A⋅cm-2 (...
Iron is corroding in fresh water which has dissolved oxygen concentration of 15 mM. The anodic current density at an overpotential of 120 mV is _______ A⋅cm-2 (...
Total Unique Visitors
Loading......