At some instant the velocity components of an electron moving between two charged parallel plates are v-1.8x105 m/s and vy=3.9× 10³ m/s. Suppose the electric field between the plates is uniform and given by E = (120N/C). In unit-vector notation, what are (a) the electron's acceleration in that field and (b) the electron's velocity when its x coordinate has changed by 2.4 cm? 403. 4)i + i (a)(i (b)(i 1.8 -2.1 m/s^2 #f

At some instant the velocity components of an electron moving between two charged parallel plates are v-1.8x105 m/s and vy=3.9× 10³ m/s. Suppose the electric field between the plates is uniform and given by E = (120N/C). In unit-vector notation, what are (a) the electron's acceleration in that field and (b) the electron's velocity when its x coordinate has changed by 2.4 cm? 403. 4)i + i (a)(i (b)(i 1.8 -2.1 m/s^2 #f

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: Electric Forces And Electric Fields

Section: Chapter Questions

Problem 31P

See similar textbooks

Similar questions

What is the magnitude of the electric field due to a charged particle at its exact location (r = 0)?
A proton is projected in the positive x direction into a region of a uniform electric field E = (6.00 105)iN/C at t = 0. The proton travels 7.00 cm as it comes to rest. Determine (a) the acceleration of the proton. (b) its initial speed, and (c) the time interval over which the proton comes to rest.
Three charged spheres are suspended by nonconducting light rods of length L = 0.625 m from the point O. The rods are fixed in position so that the middle rod is vertical and the rods on the left and right make an angle of 30.0 with the vertical (Fig. P24.50). a. What is the total electric field due to the charged spheres at point O? b. What is the electric force on a particle with charge q = +5.00 C placed at point O? FIGURE P24.50
An electron and a proton, each starting from rest, are accelerated by the same uniform electric field of 200 N/C. Determine the distance and time for each particle to acquire a kinetic energy of 3.21016 J.
A point charge of 4.00 nC is located at (0, 1.00) m. What is the x component of the electric field due to the point charge at (4.00, 2.00) m? (a) 1.15 N/C (b) 0.864 N/C (c) 1.44 N/C (d) 1.15 N/C (e) 0.864 N/C
Two very long, thin, charged rods lie in the same plane (Fig. P25.30). One rod is positively charged with charge per unit length +, and the other is negatively charged with charge per unit length . The perpendicular distance between the rods is R. Using the coordinate system shown in the figure, sketch the electric field as a function of r from R to +2R. FIGURE P25.30
A uniformly charged disk of radius 35.0 cm carries charge with a density of 7.90 10-3 C/m2. Calculate the electric field on the axis of the disk at (a) 5.00 cm, (b) 10.0 cm, (c) 50.0 cm, and (d) 200 cm from the center of the disk.
The dome of a Van de Graaff generator receives a charge of 2.0 104 C. Find the strength of the electric field (a) inside the dome, (b) at the surface of the dome, assuming it has a radius of 1.0 m, and (c) 4.0 in front the center of the dome. Hint: See Section 15.5 to review properties of conductors in electrostatic equilibrium. Also, note that the points on the surface are outside a spherically symmetric charge distribution; the total charge may be considered to be located at the center of the sphere.
On a typical clear day, the atmospheric electric field points downward and has a magnitude of approximately 100 N/C. Compare the gravitational and electric forces on a small dust particle of mass 2.01015 g that carries a single electron charge. What is the acceleration (both magnitude and direction) of the dust particle?
A positively charged disk of radius R and total charge Qdisk lies in the xz plane, centered on the y axis (Fig. P24.35). Also centered on the y axis is a charged ring with the same radius as the disk and total charge Qring. The ring is a distance d above the disk. Determine the electric field at the point P on the y axis, where P is above the ring a distance y from the origin.