Trigonometric waveforms 149
Current
i (A)
0
4
24
210
10
Time t (s)
T
i 2 5 10 sin ␻t 14 sin(2␻t 1 )
␲
2
4 sin(2␻t 1 )
␲
2
10 sin ␻t
3T
4
T
4
T
2
Figure 14.34
100
Ϫ50
Ϫ20
20
50
32
0
Time t (s)
T
i ϭ 32ϩ 50 sin ␻tϩ 20 sin(2␻t Ϫ )
␲
2
50 sin ␻t ϩ20 sin(2␻t Ϫ )
␲
2
20 sin(2␻t Ϫ )
␲
2
50 sin ␻t
3T
4
T
4
Current
i (mA)
T
2
Figure 14.35