In an electric field E = 20r sin ar + 10r cos a V/m, calculate the energy
Question:
(a) From A(5, 30°, 0°) to B(5, 90°, 0°)
(b) From A to C(10, 30°, 0°)
(c) From A to D(5,30°, 60°)
(d) From A to E(10, 90°, 60°)
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