Student Workbook for Physics for Scientists and Engineers: A Strategic Approach, Vol 1. (Chs 1-21)
4th Edition
ISBN: 9780134110646
Author: Randall D. Knight (Professor Emeritus)
Publisher: PEARSON
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Chapter 31, Problem 32EAP
An electron travels with <
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An electron with an initial velocity of
(3X105 m/s)j enters a region; in which the
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nanoseconds after it enters the electric field
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electron mass = 9.1 X10-31 Kg
A charged particle moves with a uniform velocity 4.1 y (m/s) in a region
where E = 152 (V/m) and B = Bo T. If the velocity of the particle
remains constant, then Bo =:
%3D
%3D
O a. 2.56 Tesla
O b. 1.83 Tesla
O c. 0.29 Tesla
d. 1.22 Tesla
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A student wants to make a very small particle accelerator using a 6.5 V battery.
Part A
What speed will a proton have after being accelerated from rest through the 6.5 V potential difference?
Express your answer with the appropriate units.
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Part B
What speed will an electron have after being accelerated from rest through the 6.5 V potential difference?
Express your answer with the appropriate units.
?
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Chapter 31 Solutions
Student Workbook for Physics for Scientists and Engineers: A Strategic Approach, Vol 1. (Chs 1-21)
Ch. 31 - Prob. 1CQCh. 31 - Sharon drives her rocket through the magnetic...Ch. 31 - If you curl the fingers of your right hand as...Ch. 31 - What is the current through surface S in FIGURE...Ch. 31 - Is the electric field strength in FIGURE Q31.5...Ch. 31 - Do the situations in FIGURE Q31.6 represent...Ch. 31 - In what directions are the electromagnetic waves...Ch. 31 - The intensity of an electromagnetic wave is 10W/m2...Ch. 31 - Prob. 9CQCh. 31 - Prob. 10CQ
Ch. 31 - Prob. 1EAPCh. 31 - 2. A rocket cruises past a laboratory at in the ...Ch. 31 - Prob. 3EAPCh. 31 - Prob. 4EAPCh. 31 - Prob. 5EAPCh. 31 - Prob. 6EAPCh. 31 - Prob. 7EAPCh. 31 - Prob. 8EAPCh. 31 - Prob. 9EAPCh. 31 - Prob. 10EAPCh. 31 - Prob. 11EAPCh. 31 - Prob. 12EAPCh. 31 - Prob. 13EAPCh. 31 - Prob. 14EAPCh. 31 - Prob. 15EAPCh. 31 - Prob. 16EAPCh. 31 - Prob. 17EAPCh. 31 - Prob. 18EAPCh. 31 - Prob. 19EAPCh. 31 - Prob. 20EAPCh. 31 - Prob. 21EAPCh. 31 - Prob. 22EAPCh. 31 - Prob. 23EAPCh. 31 - Prob. 24EAPCh. 31 - Prob. 25EAPCh. 31 - Prob. 26EAPCh. 31 - Prob. 27EAPCh. 31 - Prob. 28EAPCh. 31 - Prob. 29EAPCh. 31 - Prob. 30EAPCh. 31 - Prob. 31EAPCh. 31 - An electron travels with <m:math...Ch. 31 - Prob. 33EAPCh. 31 - Prob. 34EAPCh. 31 - Prob. 35EAPCh. 31 - Prob. 36EAPCh. 31 - Prob. 37EAPCh. 31 - Prob. 38EAPCh. 31 - Prob. 39EAPCh. 31 - Prob. 40EAPCh. 31 - Prob. 41EAPCh. 31 - Prob. 42EAPCh. 31 - Prob. 43EAPCh. 31 - Prob. 44EAPCh. 31 - Prob. 45EAPCh. 31 - The electric field of a 450MHz radio wave has a...Ch. 31 - Prob. 47EAPCh. 31 - Prob. 48EAPCh. 31 - Prob. 49EAPCh. 31 - A LASIK vision-correction system uses a laser that...Ch. 31 - Prob. 51EAPCh. 31 - Prob. 52EAPCh. 31 - Prob. 53EAPCh. 31 - Prob. 54EAPCh. 31 - Prob. 55EAPCh. 31 - Prob. 56EAPCh. 31 - Prob. 57EAPCh. 31 - Prob. 58EAPCh. 31 - Prob. 59EAPCh. 31 - Prob. 60EAPCh. 31 - An electron travels with through a point in space...Ch. 31 - Prob. 62EAPCh. 31 - Prob. 63EAPCh. 31 - Prob. 64EAP
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- A Van de Graaff accelerator utilizes a 50.0 MV potential difference to accelerate charged particles such as protons. (a) What is the velocity of a proton accelerated by such a potential? (b) An electron?arrow_forward(a) At what speed will a proton move in a circular path of the same radius as the electron in the previous exercise? (b) What would the radius of the path be if tlie proton had the same speed as the election? (c) What would the radius be if the proton had tlie same kinetic energy' as die electron? (d) The same momentum?arrow_forward(a) What is the final speed of an electron accelerated from rest through a voltage of 25.0 MV by a negatively charged Van de Graff terminal? (b) What is unreasonable about this result? (c) Which assumptions are responsible?arrow_forward
- (a) At what speed will a proton move in a circular path of the same radius as the electron in Exercise 22.12? (b) What would the radius of the path be it the proton had the same speed as the electron? (c) What would the radius be if the proton had the same kinetic energy as the electron? (d) The same momentum?arrow_forwardAn electron is to be accelerated in a uniform electric field having a strength of 2.00106 V/m. (a) What energy in keV is given to the electron if it is accelerated through 0.400 m? (b) Over what distance would it have to be accelerated to increase its energy by 50.0 GeV?arrow_forwardAn electron is to be accelerated in a uniform electric field having a strength of 2.00106 V/m. (a) What energy in keV is given to the electron if it is accelerated through 0.400 m? (b) Over what distance would it have to be accelerated to increase its energy by 50.0 GeV?arrow_forward
- In nuclear fission. a nucleus splits roughly in half. (a) What is the potential 2.00 10-14 m from a fragment that has 46 protons in it? (b) What is the potential energy in MeV of a similarly charged fragment at this distance?arrow_forwardIn nuclear fission, a nucleus splits roughly in half, (a) What is the potential 2.001014 in from a fragment that has 46 protons in it? (b) What is the potential energy in MeV of a similarly charged fragment at this distance?arrow_forwardReview. Two insulating spheres have radii r1 and r2, masses m1 and m2, and uniformly distributed charges q1 and q2. They are released from rest when their centers are separated by a distance d. (a) How fast is each moving when they collide? (b) What If? It the spheres were conductors, would their speeds be greater or less than those calculated in part (a)? Explain.arrow_forward
- An evacuated tube uses an accelerating voltage of 30 kV to accelerate electrons to hit a copper plate and produce X-rays. Non-relativistically, what would be the maximum speed (in m/s) of these electrons? 3.25E-07 × m/sarrow_forwardAn electron is traveling at (the given speed below) when it enters an electric field that slows it. The field has a magnitude of 6200N/C. How far does the electron penetrate the field before it stops?v=1.8x10^6 m/sarrow_forwardPart A Calculate the speed of a proton after it accelerates from rest through a potential difference of 225 V. Express your answer in meters per second. Up = Submit Previous Answers Request Answer Part B VO ΑΣΦ X Incorrect; Try Again; 5 attempts remaining Ve = Submit Calculate the speed of an electron after it accelerates from rest through a potential difference of 225 V. Express your answer in meters per second. ? ——| ΑΣΦ V Request Answer m/s = ? m/sarrow_forward
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