Two parallel plates having charges of equal magnitude but opposite sign are separated by 40.0 cm. Each plate has a surface charge density of 31.0 nC/m². A proton is released from rest at the positive plate. (a) Determine the magnitude of the electric field between the plates from the charge density. v kN/C 3.50 (b) Determine the potential difference between the plates. |♥ V 1400 (c) Determine the kinetic energy of the proton when it reaches the negative plate. 2.24e-16 J (d) Determine the speed of the proton just before it strikes the negative plate. km/s (e) Determine the acceleration of the proton. m/s2 towards the negative plate (f) Determine the force on the proton. N towards the negative plate (g) From the force, find the magnitude of the electric field. kN/C (h) How does your value of the electric field compare with that found in part (a)?

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Two parallel plates having charges of equal magnitude but opposite sign are
separated by 40.0 cm. Each plate has a surface charge density of 31.0
nC/m2. A proton is released from rest at the positive plate.
(a) Determine the magnitude of the electric field between the plates
from the charge density.
3.50
v kN/C
(b) Determine the potential difference between the plates.
1400
(c) Determine the kinetic energy of the proton when it reaches the
negative plate.
2.24e-16 J
(d) Determine the speed of the proton just before it strikes the negative
plate.
km/s
(e) Determine the acceleration of the proton.
m/s? towards the negative plate
(f) Determine the force on the proton.
N towards the negative plate
(g) From the force, find the magnitude of the electric field.
kN/C
(h) How does your value of the electric field compare with that found in
part (a)?
Transcribed Image Text:Two parallel plates having charges of equal magnitude but opposite sign are separated by 40.0 cm. Each plate has a surface charge density of 31.0 nC/m2. A proton is released from rest at the positive plate. (a) Determine the magnitude of the electric field between the plates from the charge density. 3.50 v kN/C (b) Determine the potential difference between the plates. 1400 (c) Determine the kinetic energy of the proton when it reaches the negative plate. 2.24e-16 J (d) Determine the speed of the proton just before it strikes the negative plate. km/s (e) Determine the acceleration of the proton. m/s? towards the negative plate (f) Determine the force on the proton. N towards the negative plate (g) From the force, find the magnitude of the electric field. kN/C (h) How does your value of the electric field compare with that found in part (a)?
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