2.00 cm 4. (a) Calculate the speed of a proton that is accelerated from rest through a potential difference of 120 V. (b) Calculate the speed of an electron that is accelerated through the same potential difference. (Answer 6.49*10 m/s) 1.52*105 m/s, %3D

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter20: Electric Potential And Capacitance
Section: Chapter Questions
Problem 10P: Three particles with equal positive charges q are at the corners of an equilateral triangle of side...
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3.
The three charges in the figure are at the vertices of an
isosceles triangle. Calculate the electric potential at the
midpoint of the base, taking q =7.00 µC.
4.00cm
(Answer = -11 MV)
2.00 cm
4. (a) Calculate the speed of a proton that is accelerated from rest through a
potential difference of 120 V. (b) Calculate the speed of an electron that is
accelerated through the same potential difference. (Answer = 1.52*105 m/s,
6.49*106 m/s)
5. Over a certain region of space, the electric potential is V = 5x-3x²y+ 2yz?. Find
the expressions for the x, y, and z components of the electric field over this
region. What is the magnitude of the field at the point P that has coordinates
Transcribed Image Text:3. The three charges in the figure are at the vertices of an isosceles triangle. Calculate the electric potential at the midpoint of the base, taking q =7.00 µC. 4.00cm (Answer = -11 MV) 2.00 cm 4. (a) Calculate the speed of a proton that is accelerated from rest through a potential difference of 120 V. (b) Calculate the speed of an electron that is accelerated through the same potential difference. (Answer = 1.52*105 m/s, 6.49*106 m/s) 5. Over a certain region of space, the electric potential is V = 5x-3x²y+ 2yz?. Find the expressions for the x, y, and z components of the electric field over this region. What is the magnitude of the field at the point P that has coordinates
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