Light of wavelength 180 nm ejects photoelectrons from a plate of metal whose work - function is 2 eV. If a uniform magnetic field of `5xx10^(-5)` T be applied parallel to the plate, what would be the radius of the path followed by electrons ejected normally from the plate with maximum energy.
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Light of wavelength 180 nm ejects photoelectrons from a plate of metal whose work - function is 2 eV. If a uniform magnetic field of 5xx10^(-5) T be applied parllel to the palte, what would be the radius of the path followed by electrons ejected normally from the plate with maximum energy.
Light of wavelength 1800 Å ejects photoelectrons from a plate of a metal whose work functions is 2 eV. If a uniform magnetic field of 5xx10^(-5) tesla is applied parallel to plate, what would be the radius of the path followed by electrons ejected normally from the plate with maximum energy.
Radiation of wavelength 120 nm ejects photoelectrons from a plate whose work function is 3.0 eV. If a magnetic field of flux density 4.0 xx10^-5 T is applied parallel to the plate, then the radius of the path followed by electrons ejected normally from the plate with maximum energy will be
In a photocell bichromatic light of wavelength 2475 Å and 6000 Å are incident on cathode whose work function is 4.8 eV . If a uniform magnetic field of 3 xx 10^(-5) Tesla exists parallel to the plate , the radius of the path describe by the photoelectron will be (mass of electron = 9 xx 10^(-31) kg )
Ligth of wavelength 4000 Å is incident on a metal plate whose work function is 2 eV . What is maximum kinetic enegy of emitted photoelectron ?
Light from balmer series of hydrogen is able to eject photoelectron from a metal what can be the maximum work function of the metal?
A small plate of a metal (work function =1.7eV ) is placed at a distance of 2m from a monochromatic light source of wavelength 4.8xx10^(-7)m and power 1.0watt. The light falls normally on the plate. Find the number of protons striking the metal plate per square metre per second. If a constant magnetic field of strength 10^(-4)T is applied parallel to the metal surface, find the radius of the largest circular path followed by the emitted photoelectron. (use h=6.63xx10^(-34)Js , mass of electron= 9.1xx10^(-31)kg , charge of electron= 1.6xx10^(-19)C
A photon of energy E ejects a photoelectron from a metel surface whose work function is phi_(0) . If this electron enters into a unifrom magnetic field of induction B in a direction perpendicular to the field and describes a circular path of radius r, then the radius r, is given by, (in the usual notation)
