Let K(1) be the maximum kinetic energy o...

Let `K_(1)` be the maximum kinetic energy of photoelectrons emitted by a light of wavelength `lambda_(1)` and `K_(2)` corresponding to `lambda_(`2). If `lambda_(1) = 2lambda_(2)`, then

`2K_(1)=K_(2)`

`K_(1)=2K_(2)`

`K_(1) lt K_(2)//2`

`K_(1) gt 2K_(2)`

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