*This preview shows
pages
1–2. Sign up
to
view the full content.*

11.03.1
Multiple Choice-Test
Chapter 11.03
Fourier Transform Pair: Frequency and Time
Domain
1.
Given two complex numbers:
i
C
i
C
4
1
and
,
3
2
2
1
+
=
−
=
.
The product
2
1
C
C
P
×
=
can be computed as
(A)
i
5
2
+
(B)
i
5
10
+
−
(C)
i
5
14
+
−
(D)
i
5
14
+
2.
Given the complex number
i
C
4
3
1
+
=
.
In polar coordinates, the above complex
number can be expressed as
θ
i
Ae
C
=
1
, where
A
and
is called the amplitude and
phase angle of
1
C
, respectively. The amplitude
A
can be computed as
(A)
3
(B)
4
(C)
5
(D)
7
3.
Given the complex number
i
C
4
3
1
+
=
.
In polar coordinates, the above complex
number can be expressed as
i
Ae
C
=
1
, where
A
and
is called the amplitude and
phase angle of
1
C
, respectively. The phase angle
in radians can be computed as
(A)
0.6435
(B)
0.9273
(C)
2.864
(D)
5.454
4.
For the complex number
,
4

This
** preview**
has intentionally

**sections.**

*blurred***to view the full version.**

*Sign up*