can we drive Ampere's circuital law from biot savart's law ? Explain. Share with your friends Share 10 Ved Prakash Lakhera answered this According to Biot savartz law magnetic field due to current carrying circular coilat the centre of the loop is given by,B = μ04π×2Ia, where a is the radius of the coil and I the current passing through the coil.According to Ampere circuital law ,∮ B. dl = μ04π×2Ia.∮ dl = μ04π×2Ia×2πa = μ0 I.Which is the Ampere circuital law. -14 View Full Answer