Q. Stainless steel has iron and
A) Cr
B) Cu
C) Co
D) Zn
Explanation
(a)
Stainless steel is an alloy of iron with chromium and nickel. Its composition is 82% Fe and 18% Cr +Ni. It resists corrosion and used for making automobile parts and utensils.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.