Two charges, +9 µC and +15 µC, are fixed 1 m apart, with the second one to the right. Find the magnitude and direction of the net force (in N) on a -2 nC charge when placed at the following locations. (a) halfway between the two magnitude N direction --Select--- (b) half a meter to the left of the +9 µC charge magnitude N direction ---Select--- (c) half a meter above the +15 µC charge in a direction perpendicular to the line joining the two fixed charges (Assume this line is the x-axis with the +x- direction toward the right. Indicate the direction of the force in degrees counterclockwise from the +x-axis.) magnitude direction ° counterclockwise from the +x-axis

What is the force ?⃗ on the -10 [nC] charge? Give your answer as a magnitude and an angle measured from the +x axis

(b) Calculate the magnitude of the electric field at Point A. If a charge of–3 nC is placed at this point, what is the force (magnitude and direction) acting on it? c.If a charge of –3 nC is placed at Point A, what is the force (magnitude and direction) acting on it?

Two charges, +9 μC and +13 μC, are fixed 1 m apart, with the second one to the right. Find the magnitude and direction of the net force (in N) on a -7 nC charge when placed at the following locations. (a) halfway between the two magnitude direction to the right (b) half a meter to the left of the +9 µC charge N magnitude direction t N to the right (c) half a meter above the +13 μC charge in a direction perpendicular to the line joining the two fixed charges (Assume this line is the x-axis with the +x-direction toward the right. Indicate the direction of the force in degrees counterclockwise from the +x-axis.) magnitude direction N ° counterclockwise from the +x-axis

(a) Determine the electric field strength at a point 1.00 cm to the left of the middle charge shown in the figure below. (Enter the magnitude of the electric field only.) 6.00 μC 1.50 μC -2.00 μC N/C 3.00 cm -2.00 cm -Select--- Ⓡ (b) If a charge of -5.41 µC is placed at this point, what are the magnitude and direction of the force on it? magnitude N direction

1) A charge of 0.008 coulombs is placed at each corner of a square 100 meters on a side. The direction of the force on any of the four charges will be outward along the line passing through the center of the square and the charge being considered. What will be the magnitude of the force on each charge? (Express your answer without decimal places. Round your numbers.

Two point charges, -25 uC and -75 µC, are held fixed exactly 1.0 m apart. (a) Where should a third charge be placed so that the net force on it is zero? (b) Explain why the magni- tude and sign of the third charge do not affect your answer to part (a).

An electric field of magnitude 5.25 x 10° N/C points due east at a certain location. Find the magnitude and direction of the force on a-4.25 µC charge at this location. N |---Select-- v magnitude direction