MCQ
Bullet-proof steel alloy is prepared by using
- A$Sc$
- B$Ni$
- ✓$Zr$
- D$Zn$
✓
Answer
Correct option: C.
$Zr$
c
Bullet-proof steel alloy is prepared by using $Zr$.
Bullet-proof steel alloy is prepared by using $Zr$.
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