The term NiFe is used for which of the following parts of Earth?

Q. The term NiFe is used for which of the following parts of Earth?
Answer: Core
Notes: The innermost layer is the core with a radius of about 3500 km. It is mainly made up of nickel and iron and is called nife (ni - nickel and fe - ferrous i.e. iron). The central core has very high temperature and pressure. The radius of the earth is 6371 km.

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