For a disk of radius R = 22 cm and Q = 3 x 10-6 c, calculate the electric field 5 cm from the center of the disk using all three formulas below. Note: 8o = 8.85e-12 c2/(N-M2). (a) Most accurate approximation: E = 280 N/C (R2 + QIA (b) Less accurate approximation: E = 280 N/C QIA (c) Least accurate approximation: E = 280 N/C (d) How good are the approximate formulas at this distance? This answer has not been graded yet. (e) At what distance does the least accurate approximation for the electric field give a result that is closest to the most accurate? O at a distance R O far from the disk O at a distance R/2 O close to the disk
For a disk of radius R = 22 cm and Q = 3 x 10-6 c, calculate the electric field 5 cm from the center of the disk using all three formulas below. Note: 8o = 8.85e-12 c2/(N-M2). (a) Most accurate approximation: E = 280 N/C (R2 + QIA (b) Less accurate approximation: E = 280 N/C QIA (c) Least accurate approximation: E = 280 N/C (d) How good are the approximate formulas at this distance? This answer has not been graded yet. (e) At what distance does the least accurate approximation for the electric field give a result that is closest to the most accurate? O at a distance R O far from the disk O at a distance R/2 O close to the disk
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Question
![For a disk of radius R = 22 cm and Q = 3 x 10-6 c, calculate the electric field 5 cm from the center of the disk using all three formulas below. Note: ɛ0 = 8.85e-12 c2/(N-M2).
QIA
1 -
(R2 + z?)1/2
(a) Most accurate approximation: E =
N/C
Q/A
(b) Less accurate approximation: E =
280
N/C
Q/A
(c) Least accurate approximation: E =
280
N/C
(d) How good are the approximate formulas at this distance?
This answer has not been graded yet.
(e) At what distance does the least accurate approximation for the electric field give a result that is closest to the most accurate?
O at a distance R
O far from the disk
O at a distance R/2
O close to the disk](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffc3e87eb-a720-4bf0-b005-dfb918395114%2Fa2cae64f-d57c-4e7b-af5a-ae530f386aa4%2Fe12yzft_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For a disk of radius R = 22 cm and Q = 3 x 10-6 c, calculate the electric field 5 cm from the center of the disk using all three formulas below. Note: ɛ0 = 8.85e-12 c2/(N-M2).
QIA
1 -
(R2 + z?)1/2
(a) Most accurate approximation: E =
N/C
Q/A
(b) Less accurate approximation: E =
280
N/C
Q/A
(c) Least accurate approximation: E =
280
N/C
(d) How good are the approximate formulas at this distance?
This answer has not been graded yet.
(e) At what distance does the least accurate approximation for the electric field give a result that is closest to the most accurate?
O at a distance R
O far from the disk
O at a distance R/2
O close to the disk
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