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NCERT Class XII Chapter
Electric Charges and Fields
Questions With Solutions

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Question : 16
Total: 34
What is the net flux of the uniform electric field in previous question through a cube of side 20 cm oriented so that its faces are parallel to the coordinate planes?
Solution:  
ϕnet = 0, As the net electric flux with closed surface like cube in uniform electric field is equal to zero, because the number of lines entering the cube is the same as the number of lines leaving the cube.
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