1. Galvanic series gives real and useful information regarding the
Correct Answer is : Corrosion behaviour of metals and alloys
2. Which of the following is the most noble metal?
Correct Answer is : Platinum
3. Which of the following is the least noble metal?
Correct Answer is : Magnesium
4. Arrange the following in the ascending order of their degree of corrosion.
Correct Answer is : Copper >> Lead >> Aluminium >> Zinc >> Magnesium
5. As the distance between the two metals increases in the galvanic series, the degree of corrosion
Correct Answer is : Increases