CBSE Class 12-science Answered
A circular coil of wire of 100 turns, each of radius 8 cm carries a current of 0.50 A. What is the magnitude of the magnetic field induction at the centre of the coil?
Asked by Topperlearning User | 18 May, 2015, 03:57: PM
Expert Answer
n = 100, r = 8 cm = 0.08 m, I = 0.50 A
The magnetic field at the centre of the coil is given by
=
=
B = 3.925 × 10-4 T
Answered by | 18 May, 2015, 05:57: PM
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