For the motion in the figure below, the electric field generated between the plates is 3.0 x 10 V/m. A positive charged particle is placed at the point A with zero initial speed and accelerates toward the negative plate. What is the speed of positive charge at the point B (where d= 70cm ). (Given: 1.67 x 10 kg, Iproton 27 1.6 x 10 C) %3D Mproton

43. Solve the following problems and draw the free body diagram a) The uniform electric field between two horizontal plates is 8x104 N/C. The upper plate is positively charged and the lower plate has an equivalent negative charge. What are the magnitude and direction of the electric force acting on an electron passing horizontally through the plates? b) What is the potential energy of a +6 nC charge located 50 mm from a + 80 µC charge? What is the potential energy if the same charge is 50 mm from a – 80 µC charge?

In a particular region of space, the electric potential is given by V = 9x — 4x²yz. What is the electric field in the region? Give x, y, and z components of the electric field vector E below. Hint a. E b. Ey c. Ez || =

8. A particle q₁ = 8x10-6C is released from rest 1.50 cm from an infinite line charge (λ = 3µC/m). What is the kinetic energy of the sphere when it is 4.50 cm from the line?

= A point charge q₁ 9.1 µC is held fixed at 0.42 μC and a mass origin. A second point charge 2 3.2 x 104 kg is placed on the x-axis, 0.96 m from the origin. The second point charge is released at rest. What is its speed when it is 0.24 m from the origin? =

8. A particle q₁ = 8x10-6C is released from rest 1.50 cm from an infinite line charge (λ = 3µC/m). What is the kinetic energy of the sphere when it is 4.50 cm from the line?

Two parallel oppositely charged plates have a field of 20 V/m between them. What is the magnitude of the work is done on a +5 μC charge by the field when the charge is moved 30 cm:   A. Parallel to the field. Explain   B. Perpendicular to the field. Explain

The charge moving between the plates has magnitude |q| = 10 µC. The voltage between the plates is 15 V, and the electric field between the capacitor plates is 70 N/C. How far apart are the plates? a. 4.67 m b. 0.214 m c. 6000.00 m d. 1050 m

13. A small 4.0 g ball with a +0.208 C charge is released at rest from a positively-charged plate as shown in the figure below. The potential difference between the plates is 24 V. Just before the ball strikes the negative plate what is the speed of the ball? 1.09 208C (+) (-) 24& +o 208C

A. Show on the drawing below the electric field, B. What is the magnitude of electric field between A and B (distance A and B d=0.03m) C. If a charge particle at point A q = 2 x 10-6 C move to point B, calculate the amount of work done by the electric field on the particle in the figure. D. Calculate the amount of force and acceleration of particle 6 V 5 V 4 V 3 V 2 V B 1V O V