An electron moving in a circular orbit of radius `R` with frequency `f`. The magnetic field at the centre of the orbit is

If an electron revolves around a nucleus in a circular orbit of radius R with frequency n, then the magnetic field produced at the center of the nucleus will be

An elector is moving in a circular orbit of radius R with an angular acceleration alpha . At the centre of the orbit is kept a conducting loop of radius r, (r lt lt R) . The e.m.f induced in the smaller loop due to the motion of the electron is

An electron moving in a circular orbit of radius makes n rotations per second. The magnetic field produced at the centre has magnitude :

An electron moving in a circular orbit of radius makes n rotations per second. The magnetic field produced at the centre has magnitude :

An electron moving in a circular orbit of radius r makes n rotation per second. The magnetic field produced at the centre has magnitude

An electron moving in a circular orbit of radius r makes n rotation per secound. The magnetic field produced at the centre has magnitude

An electron moves in a circular orbit with a uniform speed v.It produces a magnetic field B at the centre of the circle. The radius of the circle is proportional to

An electron moving in a circular orbit of radius r makes n rotations per second. The magnetic field produced at the centre has magnitude