Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is

Protection of ship hulls against sea water corrosion is done by coatin

1.	Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is
A.	reduced preferentially.
B.	cheaper.
C.	oxidised preferentially.
D.	lighter.
Answer» D. lighter.

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Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is

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