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प्रश्न
Why does the number of magnetic field lines entering a closed surface equal the number leaving it?
पर्याय
Magnetic field lines form closed loops
Magnetic flux is a scalar quantity
A larger surface allows more field lines to pass through it
Flux depends on \[\cos\theta\]
MCQ
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उत्तर
Magnetic field lines form closed loops. Consequently, lines entering a closed surface also leave it, giving zero net flux.
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