An electron having a kinetic energy of 100eV circulates in a path of radius 10cm in a magnetic field. Find the magnetic field and the number of revolutons per second made by the electron.

An electron having a kinetic energy of 400 eV circulates in a path of radius 20 cm in a magnetic field.Find the magnetic field and the number of revolutions per second made by the electron.

An electron having kinetic energy 10eV is circulating in a path of radius 0.1 m in an external magnetic field of intensity 10^(-4) T. The speed of the electron will be

An electron having kinetic energy 10eV is circulating in a path of radius 0.1 m in an external magnetic field of intensity 10^(-4) T. The speed of the electron will be

An electron having energy 10 eV is circulating in path of radius 0.1m having magnetic field 1.0xx10^(-4) Tesla, the speed of the electron will be

The path of an electron in a uniform magnetic field may be

An electron having 182 eV kinetic energy is moving on a circular path in a magnetic field of 10^(-4)T . The speed of the electron is ......

An electron and a proton are revolving along circular paths of equal radii and equal magnetic fields. Compare their kinetic energies.

An electron having kinetic energy T is moving in a circular orbit of radius R prependicular to a uniform magnetic field induction barB . If kinetic energy is double and magentic field induction is triple, the radius will becomes :

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.