engineering recuitment ONGC AEE Mechanical Mock Test 2025 Engineering Materials Science Structure and Properties of Engineering Materials Properties of Materials
To increase the corrosion resistance of steel
1
Vanadium is added as an alloying element
2
Chromium is added as alloying element
3
Nickel is added as an alloying element
4
More than one of the above
5
None of the above