Light of wavelength `2475 Å` is incident on barium. Photoelectrons emitted describe a circle of radius `100 cm` by a magnetic field of flux density `(1)/(sqrt(17)) xx 10^(-5) Tesla`.
Work function of the barium is (Given `(e )/(m) = 1.7 xx 10^(11)`)

Light of wavelength 4000Å is incident on barium. Photoelectrons emitted describe a circle of radius 50 cm by a magnetic field of flux density 5.26xx10^-6 tesla . What is the work function of barium in eV? Given h=6.6xx10^(-34)Js , e=1.6xx10^(-19)C, m_e=9.1xx10^(-31)kg.

Light of wavelength 4000 Å is incident on barium. The emitted photoelectrons describe a circle of radius 50 cm by a magnetic field of flux density 5.26 xx 10^(-6)T . What is the work function of barium in eV? Given, h = 6.6 xx 10^(-34)J.s, " " e = 1.6 xx 10^(-19)C, " " m_(e) = 9.1 xx 10^(-31) kg

Light of wavelength 4000Å is incident on barium. Photoelectrons emitted describe a circle of radius 50 cm by a magnetic field of flux density 5.26xx10^-6 tesla . What is the work of barium in eV? Given h=6.6xx10^(-34)Js , e=1.6xx10^(-19)C, m_e=9.1xx10^(-31)kg.

The light of wavelength 4,125 Å is incident on a metal surface of work function phi The emitted photoelectrons describe a circle of radius 200 cm under the effect of a magnetic field of flux density 1/sqrt7xx10^(-5) tesla. If charge to mass ratio for electron is 1.7xx10^(11) , find the value of phi . {:(0,1,2,3,4,5,6,7,8,9):}

When barium is irradiated by a light of lamda=4000A all the photoelectrons emitted are bent in a circle of radius 50 cm by a magnetic field of flux density 5.26xx10^(-6) T acting perpendicular to plane of emission of photoelectron. Then,

When light of wavelangth 4000 Å is incident on a barium emitter , emitted photo electrons in a transverse magnetic field strength B = 5.2 xx 10^(-6) T moves in a circular path . Find the radius of the circle . Given work function of barium is 2.5 eV and mass of electron is 9.1 xx 10^(-31) kg . e = 1.6 xx 10^(-19) C , h = 6.6 xx 10^(34) Js .

When light of wavelangth 4000 Å is incident on a barium emitter , emitted photo electrons in a transverse magnetic field strength B = 5.2 xx 10^(-6) T moves in a circular path . Find the radius of the circle . Given work function of barium is 2.5 eV and mass of electron is 9.1 xx 10^(-31) kg . e = 1.6 xx 10^(-19) C , h = 6.6 xx 10^(34) Js .