Question

homework 3 question 4
has anyone been able to solve it??
need help.

Answer 1

enyone help me
homework 3.......................

Answer 2

a.0
l/(2*pi*epsilon_0*r)
l/(2*pi*epsilon_0*K*r)
0

Answer 3

b.(-l)/(2*pi*epsilon_0)*ln(b/a)
(-l)/(2*pi*epsilon_0*K)*ln(c/b)

Answer 4

c.(2*pi*epsilon_0*K)/(K*ln(b/a)+ln(c/b))

Answer 5

the above 3 are answers for 4th questn

Answer 6

Charge per unit length \[\boxed{l=\dfrac q\ell}\]
The lateral surface area of a cylinder \[\boxed{A=2\pi r\ell}\]