
Call 1800-123-2003
"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
Two circular coils of radii 10cm & 40cm are connected in series to a battery.The ratio of magnetic fields at their centers is______ |
If the conductor is uniform the magnetic field at the center of the coil is zero. |