338,415 views
36 votes
36 votes
in a particular television picture the measured beam current is 60uA how many electrons strike the screen every second

User BiXiC
by
2.8k points

1 Answer

21 votes
21 votes

Answer:

1 ampere = 1 coulomb / sec = 1.6E19 electrons / sec

1 μamp = 1.0E-6 amperes

N = 60 μamp * 1.0E-6 amp / μamp * 1.6E19 electron / amp

N = 9.6E14 electrons

User Siegfried Grimbeek
by
2.9k points