Question

The weight of an object at the centre of the earth of radius R is(a) zero(b) infinite(c) R times the weight at the surface of the earth(d) 1/R2 times the weight at surface of the earth

Answer 1

Answer:

A. Zero (0)

Explanation:

Because there's no gravity at all in the centre of Earth. (The answer was on my opinion. I'm not sure if the answer is correct out not)

Answer 2

Explanation:

The "weight of an object" at earth centre of 'radius R' is zero.