a solenoid coil of 300 turn per metre is carrying a current of 5 A the length of solenoid is 0.5 cm has radius 1 cm .what is magnitude of magnetic field?
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magnetic field at centre = u0 ×n×i
=4×3.14×10^-7×300/5×10^-3 ×5
=0.36 T approx
=4×3.14×10^-7×300/5×10^-3 ×5
=0.36 T approx
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