Question

In a gravitational field, at a point where the gravitational potential is zero

• A. The gravitational field is necessarily zero
• B. The gravitational field is not necessarily zero
• C. Nothing can be said definitely about the gravitational field
• D. None of these

Answer 1

Answer: (A)

The gravitational field is necessarily zero

Answer 2

$I = \frac { - d V } { d x }$

If V = 0 then gravitational field is necessarily zero.