Teaching HSSC TGT 2023 Mock Test (Latest Pattern) Physics Moving Charges and Magnetism Solenoids and Toroids
If a current of i amp is flowing in the winding of solenoid and ft is the number of turns per unit length, then the magnetic field at the centre of solenoid is
1
\(\mu_0ni\)
2
\(\frac{\mu_0ni}{2}\)
3
\(\frac{\mu_0i}{2n}\)
4
\(\frac{\mu_0i}{n}\)
5
Not Attempted