Three point-like charges are placed as shown in the figure, r1 = r2 = 42.0 cm. Find the magnitude of the electric force exerted on the charge q3. Let q1 = −1.50 µC, q2 = −4.00 µC, q3 = +3.70 µC.

Three point-like charges are placed as shown in the figure, r1 = r2 = 42.0 cm....
Three point-like charges are placed as shown in the figure, r1 =
r2 = 40.0 cm. Find the magnitude of the electric force exerted on
the charge q3. Let q1 = −1.50 µC, q2 = −3.30 µC, q3 = +4.20
µC.
41 12 3
Three point-like charges are placed as shown in the figure, r1 =
r2 = 36.0 cm. Find the magnitude of the electric force exerted on
the charge q11. Let q1 = −1.70 µC, q2 = −2.20 µC, q3 = −3.50
µC.
3 2 2 1
Three point-like charges are placed at the corners of an
equilateral triangle as shown in the figure, a = 42.0 cm. Find the
magnitude of the electric force exerted on the charge q3 . Let q1 =
−1.50 µC, q2 = −4.00 µC, and q3 = +2.70 µC.
2 1
Three point-like charges are placed at the corners of a
rectangle as shown in the figure, a = 22.0 cm and b = 48.0 cm. Find
the magnitude of the electric force exerted on the charge q1. Let
q1 = −1.50 µC, q2 = −3.20 µC, q3 = −3.30 µC
Three point-like charges are placed at the corners of a square
as shown in the figure, 38.0 cm on each side. Find the magnitude of
the net electrostatic force exerted on the point charge q3. Let q1
= +13.0 µC, q2 = ?42.0 µC, q3 = +42.0 µC.
Three point-like charges are placed at the corners of a
rectangle as shown in the figure, a = 28.0 cm and b = 54.0 cm. Find
the magnitude of the electric force exerted on the charge q1. Let
q1 = +1.50 µC, q2 = +3.90 µC, q3 = +3.20 µC.
42
Three point-like charges are placed at the corners of a
rectangle as shown in the figure, a = 22.0 cm and b = 68.0 cm. Find
the magnitude of the electric force exerted on the charge q1. Let
q1 = −2.60 µC, q2 = +4.00 µC, q3 = −3.30 µC
.
42
Three point-like charges are placed at the corners of a
rectangle as shown in the figure, a = 20.0 cm and b = 66.0 cm. Find
the magnitude of the electric force exerted on the charge q1. Let
q1 = −1.70 µC, q2 = −2.30 µC, q3 = +5.10 µC
Two point-like charges are placed as shown in the figure, r1 =
18.0 cm and r2 = 52.0 cm. Find the magnitude of the electric field
at point (p) shown in the figure. Let q1 = −23.0 µC, q2 = +40.0
µC.
2
Two point-like charges are placed as shown in the figure, r1 =
18.0 cm and r2 = 52.0 cm. Find the magnitude of the electric field
at point (p) shown in the figure. Let q1 = −17.0 µC, q2 = +22.0
µC.
91 12 1