Required information In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.00 x 105 N/C during the first 6.00 cm of the tube's length; then they move at essentially constant velocity another 54.0 cm before hitting the screen. How long does it take the electrons to travel the length of the tube? ns

College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter15: Electric Forces And Electric Fields
Section: Chapter Questions
Problem 23P: A proton accelerates from rest in a uniform electric field of 640. N/C At some later time, its speed...
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Required information
In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.00 × 105 N/C
during the first 6.00 cm of the tube's length; then they move at essentially constant velocity another 54.0 cm before
hitting the screen.
How long does it take the electrons to travel the length of the tube?
ns
Transcribed Image Text:Required information In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.00 × 105 N/C during the first 6.00 cm of the tube's length; then they move at essentially constant velocity another 54.0 cm before hitting the screen. How long does it take the electrons to travel the length of the tube? ns
!
Required information
In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.00 × 105 N/C
during the first 6.00 cm of the tube's length; then they move at essentially constant velocity another 54.0 cm before
hitting the screen.
Find the speed of the electrons when they hit the screen.
|m/s
Transcribed Image Text:! Required information In a cathode ray tube, electrons initially at rest are accelerated by a uniform electric field of magnitude 4.00 × 105 N/C during the first 6.00 cm of the tube's length; then they move at essentially constant velocity another 54.0 cm before hitting the screen. Find the speed of the electrons when they hit the screen. |m/s
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