Q.
A charge of 6.75 μC in an electric field is acted upon by a force of 2.5 N. The potential gradient at this point is
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a
3.71×1010 volt /m
b
3.71×105 volt /m
c
3⋅71×1015 volt /m
d
3⋅71×1012 volt /m
answer is B.
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Detailed Solution
E=Fq=2⋅56⋅75×10−6=3⋅71×105N/C =potential gradient Potential = E x d ∴ Potential gradient =3⋅71×105(1)=3⋅71×105V/m
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