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Prateek Asked :

15-08-2021 Biology

Q. The metal used for making aircrafts and rockets is

A. Lead
B. Aluminium
C. Nickel
D. Copper

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Dapzoi Verified
Commented on 2021-08-15 13:56:44 (IST)
Answer - C

Explanation : Nickel-based super alloys are an unusual class of metallic materials with an exceptional combination of high temperature strength, toughness, and resistance to degradation in corrosive or oxidizing environment. These materials are widely used in aircraft and power-generation turbines, rocket engines, etc.