Question

12. The strength of magnetic field at the centre of circular
coil is
R.
(a)
1
(6)
MI
TU
TER
Hell
het
1
7
1
(c)
1
+
(d)
1 +
TU
2R
TT​

Answer 1

Answer:

When the current through a circular loop is 6.0 A, the magnetic field at its center is 2.0×10−4T.