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1. |
Given that the electric flux density D = zρ (cos2 Φ) âz, C/m2 The charge density at point (1,π/4, 3) is |
A. | 3 |
B. | 1 |
C. | 0.5 |
D. | 0.5 a |
Answer» D. 0.5 a | |