When a surface is illuminated with light of wavelength 500 nm,the maximum speed of the photoelectrons is 300 km/s.When the same surface is illuminated by light of half this wavelength what is the maximum speed of the photoelectrons in this case?
A) 680 km/s
B) 1280 km/s
C) 885 km/s
D) 980 km/s
E) 14800 km/s
Correct Answer:
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