In the following arrangement y=1.0 mm,d=0.24 mm and D=1.2 m. The work – InterviewSolution

1.	In the following arrangement y=1.0 mm,d=0.24 mm and D=1.2 m. The work function of the material of the emitter is 2.2 eV. The stopping potential V needed to stop the photo current will be
Answer» In the following arrangement $y = 1.0 m m, d = 0.24 m m$ and $D = 1.2 m$ . The work function of the material of the emitter is $2.2 e V$ . The stopping potential V needed to stop the photo current will be

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