Q3: Electrons accelerated from rest through 400 V are introduced at A into a uniform electricfield E of intensity 150 V/cm as shown. If the electrons emerge at B 5x109 s later, determine(a) distance AB and (b) the angle 0.BAns: 4.98 cm; 33.6°.Q4: Two parallel plates A and B are spaced 1 cm apart. A stream of electrons is projected at avelocity corresponding to an accelerating voltage of 2 KV into the space between the platedthrough a hole in plate A at an angle of 30° to it. Find the value and the polarity of the potentialdifference which is required between A and B in order that the electrops just graze plate B.Ans: 500 V

Answered: Image /qna-images/answer/cac18c1a-a304-4b44-b762-4be7e2cb260d.jpg

Q3: Electrons accelerated from rest through 400 V are introduced at A into a uniform field E of intensity 150 V/cm as shown. If the electrons emerge at B 5x10-9 s later, determine (a) distance AB and (b) the angle e. B A.

Q3: Electrons accelerated from rest through 400 V are introduced at A into a uniform field E of intensity 150 V/cm as shown. If the electrons emerge at B 5x10-9 s later, determine (a) distance AB and (b) the angle e. B A.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

Pls asap
www Electric field between 250 m high and 200 m thick cloud and the surface of earth is 150 v/m directed vertically. At the top of the cloud is +q and the bottom of cloud is -q making the cloud neutral. Calculate the magnitude of the external electrical force on the cloud.
cmid=89388page-3 Find the electric field (in units of N/C) needed to accelerate a charged particle (m-22 ug and q=33 µC) from rest to a speed of 100m/s in a distance of 575 4 cm. Select one: OA. 403.76 OB 228.21 OC S79.31 OD. 263.32 OE 754.85
An electron is released from rest in a uniform electric field. If the electric field is 1.25 kN/C, at the end of 20 ns the electron's velocity will be approximately Group of answer choices 3.9 × 103 m/s. 4.4 × 106 m/s. 2.5 × 103 m/s. 3.0 × 108 m/s. 2.5 × 10–5 m/s.
3. The electric field is created by infinite parallel plates carrying a charge uniformly distributed over the area with surface densities δ1 = 10 nC / m ^ 2, b2 = 3 nC / m ^ 2. The distance between the plates is d = 6 mm. Determine: a) the strength of the electric field outside and between the plates; b) the potential difference between the plates; c) the density of the surface charge and the density of the induced charge on both sides of each plate. Build graphs of changes in E and f along a line perpendicular to the plates. How will the graphs change if the distance between the plates is doubled?
The velocity of a particle (m= 10 mg, q= -4 microC) at a t=0 is 20m/s in the positive x-direction. If the particle moves in a uniform electric field of 20 N/C in the positive x-direction, what is the particle's velocity (in m/s) at t = 11.9 s ?
A parallel plate capacitor with a charge of +/-177nC has square plates length L=20.0cm across on each side. The plates are separated by a distance d=10.0cm. A positive +4.0microC point charge is held in place halfway between each plate on the right-most edge of the capacitor. While solving this problem ignore any distortion of the capacitor's electric field along its edges. A) What is the magnitude and direction of the capacitor's electric field at point P, which is midway between the plates and on the left-most edge of the capacitor B) What is the magnitude and direction of the electric field due to the +4.0 microC point charge at point P. C) What is the magnitude and direction of the net electric field at point P
a) Calculate the acceleration in meters per second squared of the electron if the field strength is 2.50 ✕ 104 N/C.
Proton goes from rest and accelerates thru potential difference 500 V. Enters region of uniform vertical mag field. Once in mag field, proton transverses a semi-circle with diameter 10 cm before exiting. Speed of proton when in mag field? Strength of mag field? How much time does it spend in the mag field.
Electromagnetic
An electron with velocity v=2.0*10^6m/s directed along +y axis enters in region of uniform electric field E=8.0*10^3v/m directed along +y axis .what is the magnitude&direction of the acceleration of the electron? How long does it take for the electron to stop instantaneously ?
A particle (mass = 4.0 g, charge = 91 mC) moves along the x-axis in a region of space %3D where the electric field is uniform and is given by Ex = 2.5 N/C If the velocity of the particle at t = 0 is given by vx = 80 m/s, what is the velocity of the particle at t = 2.0 s? %3D Select one: A. -90.62 m/s B. -33.75 m/s C. -375.00 m/s D. -158.88 m/s