If the volume of a solid right circular cone is v $$cm^{3}$$ and its height is h cm, then the radius of the cone is:

A

$$\frac{v}{\pi h^{2}}$$ cm

B

$$\sqrt{\frac{3v}{\pi h}}$$ cm

C

$$\frac{3v}{\pi h^{2}}$$ cm

D

$$\sqrt{\frac{v}{\pi h}}$$ cm