What is the value of Planck's constant in an experiment on the photoelectric effect where the slope of the cut-off voltage versus frequency of incident light is found to be 4.12 × 10 -15 V s?

Question

What is the value of Planck's constant in an experiment on the photoelectric effect where the slope of the cut-off voltage versus frequency of incident light is found to be 4.12 × 10 -15 V s?, 3.45 × 10 -34 Js, 5.21 × 10 -34 Js, 6.59 × 10 -34 Js, 7.76 × 10 -34 Js

MARKS App · Accepted Answer

Correct Option is : (C) 6.59 × 10 -34 Js

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