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Physics, 18.10.2021 15:10 Dweath50

What charge exists on a test charge that experiences a force of 1.4×10^−8 N at a point where the electric field intensity is 5.0×10^−4 N/C? A. 2.8x10^-5C
B. 70x10^-12C
C.3.5x10^+4C
D. 1.4x10^+10C

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