An alpha particle is completing one circular round of radius `0*8m` in 2 seconds. Find the magnetic field at the centre of the circle. Electronic charge `=1*6xx10^(19)C`.

An electron makes ( 3 xx 10^5) revolutions per second in a circle of radius 0.5 angstrom. Find the magnetic field B at the centre of the circle.

An electron makes ( 3 xx 10^5) revolutions per second in a circle of radius 0.5 angstrom. Find the magnetic field B at the centre of the circle.

An electron makes ( 3 xx 10^5) revolutions per second in a circle of radius 0.5 angstrom. Find the magnetic field B at the centre of the circle.

A charge of 10^(-6)C is describing a circular path of radius 1cm making 5 revolution per second. The magnetic induction field at the centre of the circle is

A charge of 10^(-6)C is describing a circular path of radius 1cm making 5 revolution per second. The magnetic induction field at the centre of the circle is

An electron is revolving in a circular path of radius 2xx10^(-10) m with a speed of 3xx10^(6) m/s. The magnetic field at the centre of circular path will be-

A helium nucleus is moving in a circular path of radius 0.8m. If it takes 2s to complete one revolution. Find out magnetic field produced at the centre of the circle:

A particle having charge 100 times that of an electron is revolving in a circular path of radius 0.8m with one rotation per second. The magnetic field produced at the centre is

An alpha particle moves along a circular path of radius 1.0 xx 10^(-10)m with a uniform speed of 2 xx 10^(6) m/s calculate the magnetic field produced at the centre of orbit.

A point charge 3.2 xx 10^(-19) C " makes " 7 xx 10^(15) revolutions per second in a circular path of radius 1 Å . Calculate the magnetic induction at the centre of the circular path.