The photoelectric threshold wavelength of silver is 3250 x 10^-10m . The velocity of the electron ejected from a silver surface by ultraviolet light of wavelength 2536 x 10^-10m is :(Given h = 4.14 x 10^-15eVs and c = 3 x 10^8ms^-1 )
A.0.3 x 10^6ms^-1
B.6 x 10^5ms^-1
C.6 x 10^6ms^-1
D.61 x 10^3ms^-1