A metal has work function of 4.375 eV Calculate its threshold frequency. (h = 6.6 x 10-34Js; 1eV = 1.6 x 10-19J)
-
A.
2.01 X 1015Hz -
B.
1.06×1015Hz -
C.
6.30 x 1014Hz -
D.
1.60 x 1014Hz
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