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Plzz ans my question and explain it.........................

Plzz ans my question and explain it.........................

Question Image
Grade:12th pass

1 Answers

Susmita
425 Points
3 years ago
hv-Wo=KEmax
where hv is incident energy,Wo is work function.
hv-hv0=KEmax
So KEmax=0 means
hv=hv0
or,v=v0
so the frequencies are equal.
 

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