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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Light of wave length 2475 A is incident on barium. photo electrons emitted describe a circle of radius 100 cm by a magnetic field of flux density 1/ root7 x 10^-5 Tesla. Work function of the barium is (Given e/m = 1.7 x 10^11 )

Light of wave length 2475 A is incident on barium. photo electrons emitted describe a circle of radius 100 cm by a magnetic field of flux density 1/ root7 x 10^-5 Tesla. Work function of the barium is (Given e/m = 1.7 x 10^11 )

potassium sodium and lithium. The plots are parallel. Correct ranking of the targets according to their work function greatest first will be The figure shows different graphs between stopping potential (V0) and frequency (v) for photosensitive surface of cesium