Physics, 01.04.2020 17:16 sarabell9080
When the tube is filled with mercury vapor, as in this case, a sharp drop in the collected current is observed when the accelerating potential reaches 4.9 v. the current drops suddenly to a negligible value and slowly increases again when the accelerating potential is above 4.9 v. what is the energy e absorbed by the atomic electrons in the mercury atom when the accelerating potential is 4.9 v?
Answers: 3
J
V
( charge of electron ) 
J
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