TIN PLATING - Quiz

1) Which is the atomic number of tin?

30 50 25 20

2) Which material, Tin coating is used for corrosion resistance?

Steel Gold Aluminium Silver

3) Which is the current density for acid bath?

2.0 to 2.5 A/dm² 1.0 to 2 A/dm² 5.0 to 5.5 A/dm² 9.0 to 9.5 A/dm²

4) Which is the chemical symbol of tin?

Sb Sn Se Sa

5) Which is prevented by tin coating?

Rust formation Hardness Brittleness Heat exposure