Physics · Electrostatic Potential

The relation between electric field \( \mathbf{E} \) and electric potential \( V \) is given by:

1. A
   \( E = \frac{dV}{dr} \)
2. B
   \( E = -\frac{dV}{dr} \)
3. C
   \( E = -V \frac{dr}{dV} \)
4. D
   \( E = \int V \, dr \)