An electron is initially moving to the right when it enters in a uniformelectric field directed upwards. Which trajectory shown in Figure will theelectron follow?EAXWOa.trajectory YOb.trajectory Wtrajectory Xhere to search electric field directed upwards. Which trajectory shown in Figure will theelectron follow?AXAYWO a.trajectory YOb.trajectory WOc.trajectory Xd.none of themOe trajectory ZAee to search立

The charge on the electron is negative. The direction of the electric field is in the upward…

An electron is initially moving to the right when it enters in a uniform electric field directed upwards. Which trajectory shown in Figure will the electron follow? E AX AY V. Oa. trajectory Y Ob. trajectory W O. trajectory X

An electron is initially moving to the right when it enters in a uniform electric field directed upwards. Which trajectory shown in Figure will the electron follow? E AX AY V. Oa. trajectory Y Ob. trajectory W O. trajectory X

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter18: Electric Charge And Electric Field

Section: Chapter Questions

Problem 53PE: A simple and common technique for accelerating electrons is shown in Figure 18.55, where there is a...

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A simple and common technique for accelerating electrons is shown in Figure 18.55, where there is a uniform electric field between two plates. Electrons are released, usually from a hot filament, near the negative plate, and there is a small hole in the positive plate that allows the electrons to continue moving. (a) Calculate the acceleration of the electorn if the field strength is 2.50104 N/C. (b) Explain why the electron will not be pulled back to the positive plate once it moves through the hole.
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A simple and common technique for accelerating electrons is shown in Figure 7.46, where there is a uniform electric field between two plates. Electrons are released, usually from a hot filament, near the negative plate, and there is a small hole in the positive plate that allows the electrons to continue moving, (a) Calculate the acceleration of the electron if the field strength is 2.50104 N/C . (b) Explain why the electron will not be pulled back to the positive plate once it moves through the hole. Figure 7.46 Parallel conducting plates with opposite charges on them create a relatively uniform electric field used to accelerate electrons to the right. Those that go through the hole can be used to make a TV or computer screen glow or to produce X- rays.
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Integrated Concepts Figure 18.57 shows an electron passing between two charged metal plates that create an 100 N/C vertical electric field perpendicular to the electron's original horizontal velocity. (These can be used to change the electron’s direction, such as in an oscilloscope.) The initial speed of the electron is 3.00106 m/s, and the horizontal distance it travels in the uniform field is 4.00 cm. (a) What is its vertical deflection? (b) What is the vertical component of its final velocity? (c) At what angle does it exit? Neglect any edge effects.