\mathbf{E}=\hat{\mathbf{R}} 5 R \cos \theta-\hat{\boldsymbol{\theta}} \frac{12}{R} \sin \theta \cos \phi+\hat{\boldsymbol{\phi}} 3 \sin \phi 3.19 Vector field E is given by Determine the component of E tangential to the spherical surface
R =2 at point P = (2,30°,60°).