The oscillating current in an electrical circuit is as follows, where I is measured in amperes and t is measured in seconds.
I = 9 sin(60πt) + cos(120πt)
Find the average current for each time interval. (Round your answers to three decimal places.)
1
(a) Osts
60
X amps.
1
(b)
Osts
240
amps
1
(c)
Osts
30
amps
