Question

The acceleration due to gravity at a height 1 km above the
earth is the same as at a depth d below the surface of earth.
Then [2017]
(a) d = 1 km (b) d =3/2 km
(c) d = 2 km (d) d =1/2 km

Answer 1

Answer:

d = 2 km

Explanation:

d= g( 1 -d/r)