267840 A circular ring carries a uniformly distributed positive charge. The electric field ( \(E\) ) and potential (V) varies with distance (r) from the centre of the ring along its axis as
a)


b)


d)
Choose the correct answer

267841 Two concentric shells of radii \(R\) and \(2 R\) have given charges \(q\) and \(-2 q\) as shown in figure. In a region \(r\lt R\)

a) \(\mathbf{E}=\mathbf{0}\)
b) \(E \neq 0\)
c) \(\mathrm{V}=0\)
d) \(\mathrm{V} \neq 0\)
Choose the correct answer

267840 A circular ring carries a uniformly distributed positive charge. The electric field ( \(E\) ) and potential (V) varies with distance (r) from the centre of the ring along its axis as
a)


b)


d)
Choose the correct answer

267841 Two concentric shells of radii \(R\) and \(2 R\) have given charges \(q\) and \(-2 q\) as shown in figure. In a region \(r\lt R\)

a) \(\mathbf{E}=\mathbf{0}\)
b) \(E \neq 0\)
c) \(\mathrm{V}=0\)
d) \(\mathrm{V} \neq 0\)
Choose the correct answer