A particle with charge 9 µC is located on the z-axis at the point -10 cm, and a second particle with charge -7 µC is placed on the x-axis at -6 cm. этоф 02-09 。 -10-8-6-4-2 2 4 6 8 10 (cm) x What is the magnitude of the total elec- trostatic force on a third particle with charge -9 μC placed on the z-axis at -2 cm? The Coulomb constant is 8.9875 x 109 N-m²/C². Answer in units of N.

A particle with charge 9 µC is located on the z-axis at the point -10 cm, and a second particle with charge -7 µC is placed on the x-axis at -6 cm. этоф 02-09 。 -10-8-6-4-2 2 4 6 8 10 (cm) x What is the magnitude of the total elec- trostatic force on a third particle with charge -9 μC placed on the z-axis at -2 cm? The Coulomb constant is 8.9875 x 109 N-m²/C². Answer in units of N.