Question

QUESTION 4 (0,0,3) (0,4,0) y Figure 2 Figure 2 shows a total charge of 4 nC is uniformly distributed in the circular disk of radius 4 m. Determine a) the surface charge density, $\rho_s$. (3 marks) b) the electric potential V due to this charge at a point on the z-axis, 3 m from the disk, given $\int_0^a \frac{rdr}{\sqrt{r^2 + a^2}} = \sqrt{r^2 + a^2}$ (8 marks)

          QUESTION 4
(0,0,3)
(0,4,0)
y
Figure 2
Figure 2 shows a total charge of 4 nC is uniformly distributed in the circular disk of radius
4 m. Determine
a) the surface charge density, $\rho_s$.
(3 marks)
b) the electric potential V due to this charge at a point on the z-axis, 3 m from the disk, given
$\int_0^a \frac{rdr}{\sqrt{r^2 + a^2}} = \sqrt{r^2 + a^2}$
(8 marks)

QUESTION 4
(0,0,3)
(0,4,0)
y
Figure 2
Figure 2 shows a total charge of 4 nC is uniformly distributed in the circular disk of radius
4 m. Determine
a) the surface charge density, .
(3 marks)
b) the electric potential V due to this charge at a point on the z-axis, 3 m from the disk, given
∫0^a (rdr)/(√(r^2 + a^2)) = √(r^2 + a^2)
(8 marks)

Added by Tracey V.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Sri K

07/31/2023

Step 1

The formula for surface charge density is given by: Surface charge density (σ) = Total charge (Q) / Area (A) Show more…

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this is question for electricity and magnetism subject.. help me solve this OUESTION (0,0,3) (0.4.0 Figure 2 Figure 2 shows a total charge of 4 nC is uniformly distributed in the circular disk of radius 4m.Determine a)the surface charge density. (3 marks) b) the electric potential V due to this charge at a point on the z-axis,3 m from the disk,given 2+= 8 marks)