At the centre of a cubical box +Q charge is placed. The value of total flux that is coming out of each face is :
Q/ε0
Q/3ε0
Q/4ε0
Q/6ε0
A
Q/ε0
B
Q/3ε0
C
Q/4ε0
D
Q/6ε0
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Solution
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When +Q charge is placed inside cube total flux coming out of cube =Qϵ0(gausslaw) As all faces are symmetrically placed around the cube flux coming from each face =Q6ϵ0
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