An electron in the hydrogen atom jumps from excited state n to the ground state. The...
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An electron in the hydrogen atom jumps from excited state n to the ground state. The wavelength so emitted illuminates a photosensitive material having work function 2.75 eV. If the stopping potential of the photoelectron is 10 V, the value of n is. [2011M] (a) 3 (c) 5 (b) 4 (d) 2 An electron in the hydrogen atom jumps from excited state n to the ground state. The wavelength so emitted illuminates a photosensitive material having work function 2.75 eV. If the stopping potential of the photoelectron is 10 V, the value of n is. [2011M] (a) 3 (c) 5 (b) 4 (d) 2
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