Two point charges are on the x-axis. One charge, q1 = 10.0 nC, is located at the origin, and the other charge, q2 = 18.0 nC, is located at x = 9.00 m. What is the force on q2? A. 20.0 nN in the positive x-direction B. 20.0 pN in the positive x-direction C. 20.0 nN in the negative x-direction D. 20.0 pN in the negative x-direction

Two charged particles apply an electric force of 5.5 x 10^-3 N on each other at a certain distance. If the distance between the two particles is doubled, how much force will they exert on each other? A. 1.375 x 10^-4 NB. 1.735 x 10^-4 NC. 1.735 x 10^-3 ND. 1.375 x 10^-3 N

9. If the electric force between two charges is 4.2 x 10-2N, what would the new force be if the distance between the charges is doubled and the charge on one of the charges is tripled? a. 3.15 x 10 2N b. 2.50 x 10-¹ N c. d. e. 4.21 x 102N 5.8 x 10³ N none of all

A +2 mC charge is placed in an electric field of strength 1000 N/C pointing to the left. What is the electric force acting on this charge? A. 2N to the right B. 2N to the left C. 500 N to the left D. 500 N to the right.

Two stationay point charges experience a mutual electric force of magnitude 128 N. Subsequently, if the distance between the two point charges is quadrupled while the magnitude of both charges is cut in half, what is the magnitude of the resultant electric force on either charge?     a. 18 N   b. 2.0 N     c. 14 N   d. 10 N    e. 6.0 N

What is the resultant magnitude and direction of the force on a 7 μC charge situated on the y-axis, 4 cm from the point of origin, due to a pair of 3 μC charges located on the x-axis at opposite sides of the point of origin, each at distance of 4 cm from the point of origin? O a. 85.4 N O b. 83.4 N O c. 27.8 N O d. 83.4 N O e. 82.4 N