The gravitational field in a region is given by ¯E=(20Nkg−1)(^i+^j).Find the gravitational Potential at the origin (0,0) in Jkg−1
10V
20V
0
50V
We know the relation between field and potential
V=−∫Edr=[∫Exdx+∫Eydy]
⇒V=0 at the origin (0,0)
The gravitational potential in a region is given by V = (3x + 4y + 12z)Jkg. The modulus of the gravitational field at (x = 1, y = 0, z = 3) is