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The fig. shows the variation of photon c...

The fig. shows the variation of photon current with anode potential for a photo-sensitive surface for three different radiation. Let `I_(a), I_(b) and I_(c)` be the intensities and `f_(a), f_(b) and f_(c)` be the frequency for the curves a,b and c respectively.

A

`f_(a) =f_(b) and l_(a) ne l_(b)`

B

`f_(a)=f_(c) and l_(a)=l_(c)`

C

`f_(a)=f_(b) and l_(a)=l_(b)`

D

`f_(a)=f_(b) and l_(a)=l_(b)`

Text Solution

Verified by Experts

The correct Answer is:
A
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