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Question

Question: A long string with a charge of l per unit length passes through an imaginary cube of edge a. The max...

A long string with a charge of l per unit length passes through an imaginary cube of edge a. The maximum flux of the electric field through the cube will be –

A

la/e0

B

2\sqrt{2}la/e0

C

6la2/e0

D

3\sqrt{3}la/e0

Answer

3\sqrt{3}la/e0

Explanation

Solution

max string through the cube=3\sqrt { 3 }a

f. = =