Three charges are arranged in the (x, y) plane as shown. y (m) 10 7 6 5 0 -3 nC 4 3 f-7 nC „C| 8 µC, 0 1 2 3 4 5 6 7 8 9 10 (m) What is the magnitude of the resulting force (in nano-Newtons) on the -7 nC charge at the origin? 8.98755 x 10° N - m²/C². The Coulomb constant is Answer in units of nN. 010 (part 2 of 2) What angle does the resultant force on the -7 nC charge at the origin make with the positive r axis? Quadrant I lies between 0° and 90°, quadrant II between between 90° and 180°, etc. Answer in units of degs.

Three charges are arranged in the (x, y) plane as shown. y (m) 10 7 6 5 0 -3 nC 4 3 f-7 nC „C| 8 µC, 0 1 2 3 4 5 6 7 8 9 10 (m) What is the magnitude of the resulting force (in nano-Newtons) on the -7 nC charge at the origin? 8.98755 x 10° N - m²/C². The Coulomb constant is Answer in units of nN. 010 (part 2 of 2) What angle does the resultant force on the -7 nC charge at the origin make with the positive r axis? Quadrant I lies between 0° and 90°, quadrant II between between 90° and 180°, etc. Answer in units of degs.