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Fig. shows graphs between cut-off voltage V0 and 1λ for three metals 1, 2 and 3, where λ is the wavelength of the incident radiation in nm. If W1,W2 and W3 are the work functions of metals 1, 2 and 3 respectively, then |
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Answer» Fig. shows graphs between cut-off voltage V0 and 1λ for three metals 1, 2 and 3, where λ is the wavelength of the incident radiation in nm. |
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