An infinitely long metal cylinder of radius R and surface charge density σ is placed symmetrically with an imaginary surface of

Question

An infinitely long metal cylinder of radius R and surface charge density σ is  placed symmetrically with an imaginary surface of the shape of a prism. The length of prism is L and its 3 sides are all equal to 3R. The flux through the prism is :
1) πRLσ/3ɛ₀
2) πRLσ/2ɛ₀
3) πRLσ/ɛ₀
4) 2πRLσ/ɛ₀

Kunduz · Accepted Answer

Click to see the answer