The magnetic field due to a current carrying square loop of side a at a point located symmetrically at a distance of $a/2$ from its centre (as shown is)
The magnetic field due to a current carrying square loop of side a at a point located symmetrically at a distance of $a/2$ from its centre (as shown is)
- A
$\frac{{\sqrt 2 \,{\mu _0}i}}{{\sqrt 3 \,\pi \,a}}$
- B
$\frac{{{\mu _0}\,i}}{{\sqrt 6 \,\pi \,a}}$
- C
$\frac{{2\,{\mu _0}i}}{{\sqrt 3 \,\pi \,a}}$
- D
zero
Similar Questions
Find out magnetic field at point $O$ ?
Find out magnetic field at point $O$ ?
State scientists research about electricity and magnetism after Oersted’s observation.
State scientists research about electricity and magnetism after Oersted’s observation.
A hollow cylinder having infinite length and carrying uniform current per unit length $\lambda$ along the circumference as shown. Magnetic field inside the cylinder is
A hollow cylinder having infinite length and carrying uniform current per unit length $\lambda$ along the circumference as shown. Magnetic field inside the cylinder is
Write formula for magnetic field at centre of ring.
Write formula for magnetic field at centre of ring.
When the current flowing in a circular coil is doubled and the number of turns of the coil in it is halved, the magnetic field at its centre will become
When the current flowing in a circular coil is doubled and the number of turns of the coil in it is halved, the magnetic field at its centre will become