First slide

Photo Electric Effect

Question

The correct graph between the maximum energy of a photoelectron and the inverse of wavelength of the incident radiation is given by the curve

Easy

A

A
B

B
C

C
D

None of these

Solution

$K_{\max} = hc - {hv}_{o} = \frac{hc}{λ} - \frac{hc}{λ_{o}} i . e ., graph between K_{\max} and \frac{1}{λ} will be straight line having slope (hc) nad intercept \frac{hc}{λ_{o}} on KE axis .$

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