CBSE Class 12-science Answered
According to Biot Savart's Law, the magnetic field at a point P due to current element AB of conductor XY carrying current I making angle ? with depends upon the following factors
i.
ii.
iii.
iv.
Combining these factors
K= constant of proportionality.
In S.I units
In cgs units K=1
In S.I units, equation 1 can be written as
In vector form,