The threshold wavelength of metallic silver is 3800 Å. Ultraviolet light of wavelength 2600 Å is allowed to fall on silver. The maximum velocity of the emitted photoelectrons is
(1) ≈ 0.73 × 106 m/s
(2) ≈ 0.73 × 108 m/s
(3) ≈ 0.73 × 105 m/s
(4) ≈ 0.73 × 107 m/s