A frequency of 27MHz has a wavelength of approximately

EST-01

Quiz
•
Physics, Mathematics, Specialty
•
University - Professional Development
•
Hard
Marvin Magcanta
Used 1+ times
FREE Resource
41 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
11 mm
27 mm
30 mm
81 m
2.
MULTIPLE CHOICE QUESTION
1 min • 15 pts
A signal occupies the spectrum space from 1.115 to 1.122 GHz. The bandwidth is
0.007 MHz
7 MHz
237 MHz
700 MHz
3.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
The values of Vmax and Vmin as read from an AM wave on an oscilloscope are 2.8 and 0.3. The percentage of modulation is
10.7 percent
41.4 percent
80.6 percent
93.3 percent
4.
MULTIPLE CHOICE QUESTION
1 min • 15 pts
A carrier of 880 kHz is modulated by a 3.5 kHz sine wave. The LSB and USB are, respectively,
873 and 887 kHz
876.5 and 883.5 kHz
883.5 and 876.5 kHz
887 and 873 kHz
5.
MULTIPLE CHOICE QUESTION
1 min • 15 pts
An AM signal has a carrier power of 5 W. The percentage of modulation is 80 percent. The total sideband power is
0.8 W
1.6 W
2.5 W
4.0 W
6.
MULTIPLE CHOICE QUESTION
1 min • 15 pts
For 100 percent modulation, what percentage of power is in each sideband?
25 percent
33.3 percent
50 percent
100 percent
7.
FILL IN THE BLANK QUESTION
1 min • 15 pts
An AM signal without the carrier is called a(n)
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