ASSIGNMENT 1
Textbook Assignment:
“Introduction to Basic Radar,” chapter 1, pages 1-1 through 1-8;
and “Radar Systems Equipment Configuration,” chapter 2, pages 2-1
through 2-6.
1-1.
A radar transmits a pulse, and
309 µsec later the radar receives
an echo.
What is the number of
nautical miles between the radar
and the contact?
1.
6.1
2.
12.2
3.
25
4.
50
1-2.
Which method of transmitting radar
energy works well with stationary
or slow- moving targets, but is
not satisfactory for locating
fast-moving objects?
1. AM
2. CW
3. FM
4.
Pulse
1-3.
A radar cannot determine range if
it uses which of the following
types of energy transmission?
1. AM
2. CW
3. FM
4.
Pulse
1-4.
Which of the following methods of
energy transmission is used to a
great extent in Navy radars?
1. AM
2. CW
3. FM
4.
Pulse
1-5.
Which radar unit permits the use
of a single antenna for both
transmit and receive functions?
1.
Antenna
2.
Duplexer
3.
Indicator
4.
Modulator
1-6.
1-7.
1-8.
1-9.
1-10.
Which of the following radar units
supplies rf energy of high power
for short time intervals?
1.
Transmitter
2.
Receiver
3.
Modulator
4.
Duplexer
Which of the following radar units
ensures that intervals between
pulses are of the proper length?
1.
Transmitter
2.
Receiver
3.
Modulator
4.
Antenna
Which of the following radar units
passes the echo to the receiver
with minimum loss?
1.
Transmitter
2.
Duplexer
3.
Modulator
4.
Antenna
Which of the following radar units
converts the weak rf echo to a
discernable video signal?
1.
Duplexer
2.
Modulator
3.
Receiver
4.
Indicator
Which of the following radar units
generates all
pulses?
1.
Duplexer
2.
Modulator
3.
Receiver
4.
Indicator
necessary timing
1
