Part A An electron travels with speed 1.4 x 10° m/s between the two parallel charged plates shown in the figure(Figure 1). The plates are separated by 1.0 cm and are charged by a 200 V battery. What magnetic field strength will allow the electron to pass between the plates without being deflected? Express your answer to two significant figures and include the appropriate units. HA B = Value Units 3 Submit Request Answer • Part B What is the direction of the magnetic field? O upward O downward O into the page O out of the page Submit Reguest Answer Provide Feedback

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter11: Magnetic Forces And Fields
Section: Chapter Questions
Problem 28P: An electron in a TV CRT moves with a speed of 6.0107 m/s, in a direction perpendicular to Earth's...
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Part A
An electron travels with speed 1.4 x 107 m/s between the two parallel charged plates shown in the
figure(Figure 1). The plates are separated by 1.0 cm and are charged by a 200 V battery.
What magnetic field strength will allow the electron to pass between the plates without being deflected?
Express your answer to two significant figures and include the appropriate units.
?
B =
Value
Units
3
Submit
Request Answer
Part B
What is the direction of the magnetic field?
O upward
O downward
O into the page
O out of the page
Submit
Request Answer
Provide Feedback
Figure
< 1 of 1>
+ + ++ + + + + + +
1.0 cm
-- - - - - - - - -
P Pearson
Transcribed Image Text:Part A An electron travels with speed 1.4 x 107 m/s between the two parallel charged plates shown in the figure(Figure 1). The plates are separated by 1.0 cm and are charged by a 200 V battery. What magnetic field strength will allow the electron to pass between the plates without being deflected? Express your answer to two significant figures and include the appropriate units. ? B = Value Units 3 Submit Request Answer Part B What is the direction of the magnetic field? O upward O downward O into the page O out of the page Submit Request Answer Provide Feedback Figure < 1 of 1> + + ++ + + + + + + 1.0 cm -- - - - - - - - - P Pearson
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