I just want to know if what i did was wrong or right
Posted: Thu Jul 07, 2022 2:02 pm
I just want to know if what i did was wrong or right
+ Metal Sodium Zinc Copper Platinum Calcium Wavelength 2 (nm) 550 300 265 200 430 Unknown 340 Threshold Frequency (Hz) C fo = λ 5.454x10¹4 1.0 x1015 1.132 x1015 1.5 x1015 6.97 x10¹4 8.82 x10¹4 Work function Q = hfo (J) 3.616 x10-19 10-19 7.505 x10-19 9.945 x10-19 4.621 x10-19 5.848 x10-19 Work function Q = hfo (eV) 2.256 4.136 4.682 6.204 2.883 3.648
Sl.No 1 2 3 4 5 Metal Selection: Sodium Wavelength λ (nm) 188 276 364 452 540 Frequency C f = = (Hz) 1.595 X1015 1.086 X1015 8.24 x10¹4 6.63 x10¹4 5.55 x10¹4 Stopping Voltage (Vo) (Volts) -4.30 -2.20 -1.05 -0.35 0.00 Maximum Kinetic Energy Ekmax (ev) 10.897 6.692 8.594 3.092 2.295
- I Just Want To Know If What I Did Was Wrong Or Right 1 (36.62 KiB) Viewed 42 times
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Sl.No 1 2 3 4 5 Metal Selection: Sodium Wavelength λ (nm) 188 276 364 452 540 Frequency C f = = (Hz) 1.595 X1015 1.086 X1015 8.24 x10¹4 6.63 x10¹4 5.55 x10¹4 Stopping Voltage (Vo) (Volts) -4.30 -2.20 -1.05 -0.35 0.00 Maximum Kinetic Energy Ekmax (ev) 10.897 6.692 8.594 3.092 2.295