Two particles are fixed to an x axis: particle 1 of charge -2.51 × 10-7 C is at the origin and particle 2 of charge +2.51 × 10-7 C is at x2 = 12.6 cm. Midway between the particles, what is the magnitude of the net electric field?

The electric field in an xy plane produced by a positively charged particle is 6.20(6.61 + 6.3) N/C at the point (4.1, 4.6) cm and 123 N/C at the point (3.8, 0) cm. What are the (a) x and (b) y coordinates of the particle? (c) What is the charge of the particle? (a) Number i Units

Two parallel, uniformly charged, infinitely long wires carry opposite charges with a linear charge density λ = 1.00 μC/m and are 4.22 cm apart. What is the magnitude of the electric field at a point midway between them and 44.2 cm above the plane containing the two wires?

A negative point charge q1 = -50.0 nC is at the origin of a coordinate system. A second point charge q2 = +45.0 nC is at x = 4.00 m, y = 0. What is the y component of the net (or total) electric field due to both charges at the pointx = 4.00 m, y = 3.00 m (in N/C)?

Two point charges are lying on the y- axis as in the figure: q₁ = -4.10 μC and 92 = +4.10 µC. They are equidistant from the point P, which lies on the x- axis. (a) What is the magnitude of net electric field at P? (b) A small object of charge qo = 7.30 µC and mass m = 1.24 g is placed at P. When it is released, what is the magnitude of its acceleration? 91 92 + (a) Number (b) Number 0.880m 31.5 31.5° 0.880 m +x Units Units !!

Two long, charged, thin-walled, concentric cylindrical shells have radii of 3.0 and 7.3 cm. The charge per unit length is 5.7 x 10-6 C/m on the inner shell and -7.5 x 10-6 C/m on the outer shell. What are the (a) magnitude E and (b) direction (radially inward or outward) of the electric field at radial distance r = 4.3 cm? What are (c) E and (d) the direction at r = 12 cm? (a) Number (b) ✓ (d) inward outward (c) Number i + Units Units → +

Two long, charged, thin-walled, concentric cylindrical shells have radii of 2.5 and 4.0 cm. The charge per unit length is 6.9 × 106 C/m on the inner shell and -9.7 x 10-6 C/m on the outer shell. What are the (a) magnitude E and (b) direction (radially inward or outward) of the electric field at radial distance r = 3.5 cm? What are (c) E and (d) the direction at r = 6.5 cm? (a) Number i Units (b) (c) Number Units (d) >

Two charges q1 = +3 μC and q2 = -3 μC are located on the x-axis at x1 = -5 cm and x2 = +5 cm respectively. A third charge q3 =30 μC is positioned on the x-axis so that the electric field at the origin is equal to zero. What is the location x3 of the charge q3?