Home › Bihar Board Class 12 (Science) › Physics › Electric Charges and Fields › A dipole sits inside a closed surface. The net f…
A dipole sits inside a closed surface. The net flux through the surface is
AZero
BPositive
CNegative
DInfinite
Answer & Solution
Correct answer: A. Zero
The enclosed net charge of a dipole is q + (-q) = 0, so Gauss's law gives zero net flux.
Related questions
Outside a charged shell, the field acts as if charge wereThe field of an infinite uniformly charged plane sheet depends on distance how?A long wire has uniform linear charge density. Its field varies with distance r asA charge sits at the centre of a cube. Flux through one face isA charge of 8.854 µC is inside a closed surface. What is the net flux?A dipole of moment 2 × 10^-8 C m lies across a 10^4 N/C field. Torque?The torque on a dipole of moment p in field E is largest when p isFar from a dipole, its field falls with distance r as