Question 1 Draw the pattern of lines of force due to a magnetic field through a current carrying circular loop of wire? Question 2 How does the strength of the magnetic field at the centre of a circular coil of wire depends on the radius of coil? Question 3 How does the strength of the magnetic field at the centre of a circular coil of wire depends on the number of turns … [Read more...] about Magnetic field due to a current through circular loop