If K(1) and K(2) are maximum kinetic ene...

If `K_(1) and K_(2)` are maximum kinetic energies of photoelectrons emitted when light of wavelength `lambda_(1) and lambda_(2)` respectively are incident on a metallic surface. If `lambda_(1)=3lambda_(2)` then

`K_1 gt (K_2/5)`

`K_1 lt (K_2/5)`

`K_1 = 3K_2`

`K_2 = 3K_1`

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