A charge `q_(1) = 2.00 mu C` is located at the origin , and a charge `q_(2) = - 6.00 mu C ` is located at `( 0,3.00 ) m`.
(a) Find the total electric potential due to these charges at the point `P` hose coordinates are ( 4.00,0) m .
( b) Find the change in potential energy of the system of two charges plus a charge `q_(3)= 3.00 muC` as the latter charge moves from infinity to point P .

A point charge q_1=-1.0mu C is held stationary at the origin. A second point charge q_2=+2.0mu C moves from the point (1.0 m, 0,0) to (2.0 m, 0,0). Work is done by the electric force on q_2

A point charge q_1 = 4.00 nC is placed at the origin, and a second point charge q_2 = -3.00 nC , placed on the x-axis at x = + 20.0 cm. A third point charge q_3 = 2.00 nC is placed on the X-axis between q_1, and q_2 . (Take as zero the potential energy of the three charges when they are infinitely far apart). (a) What is the potential energy of the system of the three charges if q_3 is placed at x= + 10.0 cm? (b) Where should q_3 be placed to make the potential energy of the system equal to zero?

A point charge q_1 = 4.00 nC is placed at the origin, and a second point charge q_2 = -3.00 nC , placed on the x-axis at x = + 20.0 cm. A third point charge q_3 = 2.00 nC is placed on the X-axis between q_1, and q_2 . (Take as zero the potential energy of the three charges when they are infinitely far apart). (a) What is the potential energy of the system of the three charges if q_3 is placed at x= + 10.0 cm? (b) Where should q_3 be placed to make the potential energy of the system equal to zero?

Three charges q_1 = 1 mu C, q_2 = -2 mu C, and q_3 = -1 mu C are placed at A (0,0,0), B(-1 , 2,3,) and C (2 , -1, 1) . Find the potential of the system of three charges at P( 1, - 2, -1) .

Three charges q_1 = 1 mu C, q_2 = -2 mu C, and q_3 = -1 mu C are placed at A (0,0,0), B(-1 , 2,3,) and C (2 , -1, 1) . Find the potential of the system of three charges at P( 1, - 2, -1) .

Three point charge q_1=1muC, q_2=-2muC and q_3=3muC are placed at (1m, 0,0), (0,2m,0) and (0,0,3m) respectively. Find the electric potential at as origin.

Three point charge q_1=1muC, q_2=-2muC and q_3=3muC are placed at (1m, 0,0), (0,2m,0) and (0,0,3m) respectively. Find the electric potential at as origin.

A point charge q_1 =-5.8muC is held stationary at the origin. A second point charge q_2=+4.3muC moves from the point (0.26m 0,0) to (0.38m, 0, 0) . How much work is done by the electric force on q_2 ?

A point charge q_1 =-5.8muC is held stationary at the origin. A second point charge q_2=+4.3muC moves from the pont (0.26m 0,0) to (0.38m, 0, 0) . How much work is doen the electric force on q_2 ?