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प्रश्न
Eight dipoles of charges of magnitude e each are placed inside a cube. The total electric flux coming out of the cube will be ______.
पर्याय
`(8"e")/epsilon_0`
`(16"e")/epsilon_0`
`"e"/epsilon_0`
zero
MCQ
रिकाम्या जागा भरा
उत्तर
Eight dipoles of charges of magnitude e each are placed inside a cube. The total electric flux coming out of the cube will be zero.
Explanation:
Total flux is total field lines passing through any closed area
Φ = `Sigma_"q"/Sigma_0`
ie, net charge on dipole is zero.
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