A) 80 eV
B) 82 eV
C) 78 eV
D) 83 eV
Correct Answer: D
Solution :
As plate is at positive potential, so energy of electron moving towards plate will increase. Energy of electron while reaching the plate = 80 eV + 3 eV = 83 eVYou need to login to perform this action.
You will be redirected in
3 sec