Home PYQs UPPSC UPPSC MCQs Prelims 1997 (GS Paper I)

Question

The important metal used with iron to produce stainless steel is:

  1. aluminium
  2. chromium
  3. tin
  4. carbon

Answer:

Option B: chromium

Detailed Solution:

The correct answer is “chromium”.

Chromium is the essential metal added to iron to produce stainless steel. It's the chromium content that provides stainless steel with its corrosion resistance.