A point charge `q_1=9.1muC` is held fixe at origin. A second pont charge `q_2=-0.42muC` and `a` mass `3.2xx10^-4kg` is placed on the x-axis, `0.96m` from the origin. The second point charge is released at rest. What is its speed when it is `0.24m` from the origin?

A point charge q_1=9.1muC is held fixed at origin. A second point charge q_2=-0.42muC and a mass 3.2xx10^-4kg is placed on the x-axis, 0.96m from the origin. The second point charge is released at rest. What is its speed when it is 0.24m from the origin?

A point charge q_1 =1.0muC is held fixed at origin. A second point charge q_2 = -2.0 muC and a mass 10^-4 kg is placed on the x-axis, 1.0 m from the origin. The second point charge is released from rest. What is its speed when it is 0.5 m from the origin?

A point charge q_1 = + 2muC is placed at the origin of coordinates. A second charge, q_2 = - 3muC , is placed on the x-axis at x = 100cm . At what point (or points) on the x-axis will the absolute potential be zero?

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 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 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=+2.40muC is held stationary at the origin. A second point charge q_2=-4.30muC moves from the point x=0.150 m, y=0 to the point x=0.250 m, y=0.250 m. How much 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 = -1.0 muC is held stationary at the origin. A second point charge q_2 = + 2.0 muC moves from the point (1.0 m, 0, 0) to (2.0 m, 0, 0) . How much work is done by the electric force on q_2 ?

A charge q = -2.0 muC is placed at origin. Find the electric field at (3 m, 4 m, 0) .

A point charge q_1 is held stationary at the origin. A second charge q_2 is placed at a point a, and the electric potential energy of the pair of charges is -6.4 xx 10^-8 J . When the second charge is moved to point b, the electric force on the charge does 4.2 xx 10^-8 J of work. What is the electric potential energy of the pair of charges when the second charge is at point b?