EST 38
Quiz
•
Other
•
University
•
Hard
IECEP UDM
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many degrees is the phase difference between the I and Q color signal carrier in colored TV sets?
180
270
90
45
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the typical transmitter- receiver spacing for microwave relay?
10-20 miles
10-30 miles
5-50 miles
10-50 miles
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indicate which of the following statements about the advantages of the phase discriminator over the slope detector is false:
Much easier alignment
Better linearity
Greater limiting
Fewer tuned circuits
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What limits the transmitter-receiver spacing for a microwave relay?
gain of antenna
curvature of the earth
frequency assigned
antenna sites
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A GPS satellite has how many orbit period in hours?
24
12
18
36
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An AM transmitter supplies a 10 kW of carrier power to a 50 ohm load. It operates at a carrier frequency of 1.2 MHz and is 85% modulated by a 3 MHz sine wave. Calculate the RMS voltage of the signal.
825 W
262.61 V
1166.7 V
825 V
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The hue of the color sync burst phase
red
blue
magenta
yellow-green
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