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

Where is the gravitational field zero and where is the gravitational potential zero, in case of Earth?

In some region, the gravitational field is zero. The gravitational potential in this region is

Find the gravitational potential at a point where the gravitational field intensity is zero due to two particles of masses m_(1)=1kg and m_(2)=4kg separated through a distance l=3m ?

Find the gravitational potential at a point where the gravitational field intensity is zero due to two particles of masses m_(1)=1kg and m_(2)=4kg separated through a distance l=3m ?

In some region, the gravitational field is zero. The gravitational potential in this region

In some region, the gravitational field is zero. The gravitational potential in this region