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Ashok0210
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Asked: 2021-02-13T04:31:40+00:00 In:

What is the net flux of the uniform electric field of Exercise 1.15 through a cube of side 20 cm oriented so that its faces are parallel to the coordinate planes?

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Class-12th Physics, CBSE and UP Board
Electric Charges and Fields,
Chapter-1, Exercise -1, Q-1.16
NCERT Solutions for Class 12th Physics

2020-2021cbsechapter 1class 12 physicsclass 12thelectric charges and fieldsncertncert solutionsphysicsscience
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    1 Answer

    1. Refer Exercise 1.15

      All the faces of a cube are parallel to the coordinate axes. Therefore, the number of field lines entering the cube is equal to the number of field lines piercing out of the cube. As a result, net flux through the cube is zero.

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