In a photoelectric experiment under cond...

In a photoelectric experiment under conditions of saturation current , we consider two different cross - section A and B as shown. Here , `v_A and v_B` represent the average speed of electrons at the two cross - sections .

`i_A gti_B`

`v_A=v_B`

`i_A =i_B`

`v_Agtv_B`

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