Question 1:
Define paint? Name the elements present in it and describe their functions with illustrations.
Question 2:
Explain surface conversion processes? Describe any one process.
Question 3:
Illustrate out the meaning of Lead-Acid battery? Describe the reactions occurring during charging and discharging.
Question 4:
State the alkaline battery? Write down its cell reactions.
Question 5:
In brief discuss the construction and working of the Hydrogen-Oxygen fuel cell.
Question 6:
Illustrate out the term nicad cell? Discuss its working with equations.