1) ri L P Sin 74 72 concel do dalo cost Figure 21.10, a conducting ring 0.29 m in radius carries a charge of +240 nC. A point charge Q is placed at the enter of the ring. The electric field is equal to zero at field point P, which is on the axis of the ring, and 0.26 m om its center. a) Calculate the electric potential along the axis if the ring due to the uniform ring of charge Write it as a function of x-distance along the axis. b) Calculate the electric field along the axis of the ring using the appropriate derivative relationships. c) Can you calculate the x component of the electric potential? Does the question make sense? If it does, perform the calculation. If it doesn't make sense, explain why. d) Calculate the charge Q necessary at the center of the ring so that the electric field is zero at x-0,26 m e) Is the electric potential also zero at x-0.26 m? Explain TT/2

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Ignore pencil work
1)
ri
In Figure 21.10, a conducting ring 0.29 m in radius carries a charge of +240 nC. A point charge Q is placed at the
center of the ring. The electric field is equal to zero at field point P, which is on the axis of the ring, and 0.26 m
from its center.
2
E-2 (9)(0¹)
(0.29)²+6.262
Calculate the electric potential along the axis if the ring due to the uniform ring of charge
Write it as a function of x-distance along the axis.
Calculate the electric field along the axis of the ring using the appropriate derivative
E =
√√²+1² Sing
a)
b)
relationships.
c)
Can you calculate the x component of the electric potential? Does the question make sense? If it
does, perform the calculation. If it doesn't make sense, explain why.
d)
Calculate the charge Q necessary at the center of the ring so that the electric field is zero at x-0,26
m
e) Is the electric potential also zero at x-0.26 m? Explain
7/2
ака
2
6² (²
ка
√²+L²
-TT/2
T/2
30 concel
salo cose
kdq
ра
-π/2
TT/2
S.
kdq
r²1²
COSO
-T12
Coso
Cose do
weed V
first, the
E
Transcribed Image Text:1) ri In Figure 21.10, a conducting ring 0.29 m in radius carries a charge of +240 nC. A point charge Q is placed at the center of the ring. The electric field is equal to zero at field point P, which is on the axis of the ring, and 0.26 m from its center. 2 E-2 (9)(0¹) (0.29)²+6.262 Calculate the electric potential along the axis if the ring due to the uniform ring of charge Write it as a function of x-distance along the axis. Calculate the electric field along the axis of the ring using the appropriate derivative E = √√²+1² Sing a) b) relationships. c) Can you calculate the x component of the electric potential? Does the question make sense? If it does, perform the calculation. If it doesn't make sense, explain why. d) Calculate the charge Q necessary at the center of the ring so that the electric field is zero at x-0,26 m e) Is the electric potential also zero at x-0.26 m? Explain 7/2 ака 2 6² (² ка √²+L² -TT/2 T/2 30 concel salo cose kdq ра -π/2 TT/2 S. kdq r²1² COSO -T12 Coso Cose do weed V first, the E
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