Q.
The flux (in Vm) of electric field E→=200i^ N/C through a cube of side 10cm, oriented so that its faces are parallel to the coordinate axes is
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Detailed Solution
The flux through surfaces ABCD and EFGH is zero ϕ=Edscos90°=0. Flux through face BFGC ϕ1=Edscos0°=EdsFlux through face AEHDϕ2=Edscos180°=-EdsTotal flux=ϕ1+ϕ2=Eds-Eds=0
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