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Physics
In air the value of the total electric flux emitted from unit positive charge is
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Q. In air the value of the total electric flux emitted from unit positive charge is
AIIMS
AIIMS 2012
A
$\varepsilon_0$
B
$(\varepsilon_0 ^{-1})$
C
$(4 \pi \varepsilon_0)^{-1}$
D
$4 \pi \varepsilon_0$
Solution:
According to Gauss' law,
Electric flux $\phi =\frac{q}{\varepsilon_{0}}$
$\phi =\frac{1}{\varepsilon_{0}}$
$\phi =\left(\varepsilon_{0}\right)^{-1}$