The magnitude of the electric field on the surface of a sphere of radius r having a uniform surface charge density σ is
σ/ϵ0
σ/2ϵ0
σ/ϵ0r
σ/2ϵ0r
A
σ/ϵ0
B
σ/2ϵ0
C
σ/2ϵ0r
D
σ/ϵ0r
Open in App
Solution
Verified by Toppr
The magnitude of the electric field on the surface of radius =r
Charge density =6
Then, E=6ϵ0
The electric field is independent of the surface radius.
Was this answer helpful?
3
Similar Questions
Q1
The magnitude of the electric field on the surface of a sphere of radius r having a uniform surface charge density σ is
View Solution
Q2
There are three concentric thin spheres of radius a,b,c(a>b>c). The total surface charge densities on their surfaces are σ,−σ and σ respectively. The magnitude of electric field at r (distance from center) such that a>r>b is (correct answer + 1, wrong answer - 0.25)
View Solution
Q3
Two charged thin infinite plane sheets of uniform surface charge density σ+ and σ−, where |σ+| > |σ−|, intersect at a right angle. Which of the following best represents the electric field lines for this system?
View Solution
Q4
Two infinite planes each with uniform surface charge density +σC/m2 are kept in such a way that the angle between them is 30o. The electric field in the region shown between them is given by:
View Solution
Q5
The electric potential at the centre of hemisphere of radius R having uniform surface charge density σ is