A ring of charge is centered at the origin in the vertical direction. The ring has a charge density of 1 = 6.93 × 10-6 C/m and a radius of R = 2.15 cm. Find the total electric field, E, of the ring at the point P = (1.56 m, 0.00 m). The Coulomb force constant is k = 1/(4xe0) = 8.99 × 10º N-m²/C². E = N/C Find the expression for the electric field, E», of the ring as the point P becomes very far from the ring (x > R) in terms of the radius R, the distance x, the total charge on the ring q, and the constant k = 1/(4re0). E. =
A ring of charge is centered at the origin in the vertical direction. The ring has a charge density of 1 = 6.93 × 10-6 C/m and a radius of R = 2.15 cm. Find the total electric field, E, of the ring at the point P = (1.56 m, 0.00 m). The Coulomb force constant is k = 1/(4xe0) = 8.99 × 10º N-m²/C². E = N/C Find the expression for the electric field, E», of the ring as the point P becomes very far from the ring (x > R) in terms of the radius R, the distance x, the total charge on the ring q, and the constant k = 1/(4re0). E. =
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Transcribed Image Text:A ring of charge is centered at the origin in the vertical
direction. The ring has a charge density of
a = 6.93 × 10-6 C/m and a radius of R = 2.15 cm.
dq
Find the total electric field, E, of the ring at the point
P = (1.56 m, 0.00 m). The Coulomb force constant is
k = 1/(4xe0) = 8.99 × 10º N-m²/C².
R
dE
E =
N/C
Find the expression for the electric field, E», of the ring as
the point P becomes very far from the ring (x > R) in
terms of the radius R, the distance x, the total charge on the
ring q, and the constant k =
1/(4ле).
E =
P.
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