Question

why is value of g is zero at center of earth?

Answer 1

Heyya HERE is the answer

actually g =9.8
te value of g at the centre of the earth is 0 as there is no acceleration at the centre of the earth

g is Acceleration due to gravity.
hope it will help you?
please mark it as a brainliest friend

Answer 2

There's gravity everywhere - it's an intrinsic property of all matter that has non-zero mass. If you were at the centre of the Earth it would feel like you were weightless. This is because all of the forces on you that result from the Earth's gravity are balanced. Mass attracts mass.