A proton moves along the x-axis where some arrangement of charges has produced the potential V(x) = Vo sin(27x/A), where Vo = 4000 V and A= 1.0 mm.

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
Publisher:OpenStax
Chapter7: Electric Potential
Section: Chapter Questions
Problem 99AP: Two parallel conducting plates, each of cross-sectional area 400 cm2, are 2.0 cm apart and...
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I need help with parts A and B because I don't know how to do it

A proton moves along the x-axis where some arrangement of
charges has produced the potential V(x) = Vo sin(27x/A),
where Vo=4000 V and A = 1.0 mm.
▼
Part A
What minimum speed must the proton have at x = 0 to move down the axis without being reflected?
Express your answer with the appropriate units.
Up =
Submit
Part B
Up max =
0
μA
Submit
Value
Request Answer
What is the maximum speed reached by a proton that at x = 0 has the speed you calculated in part A?
Express your answer with the appropriate units.
μÁ
Value
Units
Request Answer
?
Units
www. ?
Transcribed Image Text:A proton moves along the x-axis where some arrangement of charges has produced the potential V(x) = Vo sin(27x/A), where Vo=4000 V and A = 1.0 mm. ▼ Part A What minimum speed must the proton have at x = 0 to move down the axis without being reflected? Express your answer with the appropriate units. Up = Submit Part B Up max = 0 μA Submit Value Request Answer What is the maximum speed reached by a proton that at x = 0 has the speed you calculated in part A? Express your answer with the appropriate units. μÁ Value Units Request Answer ? Units www. ?
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