A charge of 18 nC is uniformly distributed along the y axis from y = 3 m to y = 5 m.Which of the following integrals is correct for the electric potential (relative to zero at infinity)at the point x = +2 m on the x axis?
A) $\int _ { 3 } ^ { 5 } \frac { 81 d y } { \left( y ^ { 2 } + 4 \right) ^ { 1 / 2 } }$
B) $\int _ { 3 } ^ { 5 } \frac { 162 d y } { \left( y ^ { 2 } + 4 \right) ^ { 1 / 2 } }$
C) $\int _ { 3 } ^ { 5 } \frac { 81 d y } { y ^ { 2 } + 4 }$
D) $\int _ { 3 } ^ { 5 } \frac { 162 d y } { y ^ { 2 } + 4 }$
E) $\int _ { 3 } ^ { 5 } \frac { 81 d y } { y }$

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The Answer of A charge of 18 nC is uniformly distributed along the y axis from y = 3 m to y = 5 m.Which of the following integrals is correct for the electric potential (relative to zero at infinity)at the point x = +2 m on the x axis?
A) $\int _ { 3 } ^ { 5 } \frac { 81 d y } { \left( y ^ { 2 } + 4 \right) ^ { 1 / 2 } }$
B) $\int _ { 3 } ^ { 5 } \frac { 162 d y } { \left( y ^ { 2 } + 4 \right) ^ { 1 / 2 } }$
C) $\int _ { 3 } ^ { 5 } \frac { 81 d y } { y ^ { 2 } + 4 }$
D) $\int _ { 3 } ^ { 5 } \frac { 162 d y } { y ^ { 2 } + 4 }$
E) $\int _ { 3 } ^ { 5 } \frac { 81 d y } { y }$

A Charge of 18 NC Is Uniformly Distributed Along the Y