If J = R Sin Theta Cos Phi A_r - Cos 2 Theta Sin Phi A_theta + Tan Theta/2 In R A_phi At T(2, Pi/2, 3pi/2), Determine The Vector Component Of J That Is: Parallel To A_z Normal To Surface Phi = 3pi/2 Tangential To The Spherical Surface R = 2 Parallel To The Line Y = -2, Z = 0 If H = Rho^2 Cos Phi A_rho - Rho Sin Phi A_phi Find H Middot A_x At Point P(2,

2.29 If Jr sin cosa, cos 20 sin da, +tan In ra, at T(2, w/2, 3/2), determine the vector component of J that is: (a) Parallel to a (b) Normal to surface = 3/2 (c) Tangential to the spherical surface r = 2 (d) Parallel to the line y = -2, z=0 -- T 2 2.30 If H = pcos da, - psin da,, find H a, at point P(2, 60, -1). 2.31 If rxa,+ya, + za,, describe the surface defined by: (a) ra,+ra, -5 (b) r X a. 10