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CIE-1 Quiz 9


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1: Taking a small signal and make it larger is called
differentiation
integration
oscillation
amplification
2: Transistors can be made to amplify
voltage and current only
voltage, current, and power
current and power only
voltage and power only
3: The voltage gain of a typical transistor radio prior to the power amplifier is about
32
100
1E3
1E6
4: Small inexpensive transistor radios have about ____-____ transistors
1-3
3-6
6-12
12-24
5: An oscillator
produces a signal all on its own
amplifies an existing signal
does not need a power source
is rarely used in electronics
6: In electronics we can use ____________ to make an oscillator
resistors alone
capacitors alone
inductors alone
capacitors and inductors
7: We can also use __________ to make an oscillator
resistors alone
resistors and capacitors
capacitors alone
inductors alone
8: Any oscillator needs an ____________ to give the circuit a little "kick" to keep it oscillating
inductor
capacitor
amplifier
detector
9: The first transatlantic radio signals were heard in
Cornwall
London
New York
Newfoundland
10: The person at the receiving end was
Fleming
Marconi
Oersted
Watt
11: The person at the transmitting end was
Fleming
Marconi
Oersted
Watt
12: The transatlantic communication took place
dawn
around noon
around midnight
dusk
13: The transmission consisted of
The Lord's Prayer
Mary Had A Little Lamb
A call for help
the single letter "s"
14: Another person who later used the receiving site was
Wrong Way Corrigan
Charles Lindbergh
General Eisenhower
Teddy Roosevelt
15: The radio transmitter was located in
Cornwall
London
New York
Newfoundland
16: During the day, radio waves can bounce off of these layers
A, B, C
D, E, F
E, F, G
F, G, H
17: These layers are caused by
the sun interacting with the ionosphere
the sun interacting with the stratosphere
the sun interacting with the troposphere
the sun interacting with the atmosphere
18: What frequency did Marconi THINK he was using
4 MHz.
2 MHz
800 kHz
455 kHz
19: What frequency is more probably what Marconi heard
4 MHz
2 MHz
800 kHz
455 kHz
20: When is the next peak of solar activity and how strong is it likely to be
2018, weak
2018, strong
2024, weak
2024, strong
21: VHF means
Variable High Frequency
Very High Frequency
Vertical Hypotenuse Field
Volunteer Health Field
22: WWV is a
radio station in West Virginia
code practice url
method of telling super-accurate time
method of soldering
23: W5LFL is a(n) ___________; WX6RST is a(n) _____________
country singer; college president
Sierra College professor; astronaut
California governor, gardener
astronaut, Sierra College professor
24: KIAD is
an airport in Washington, DC
a radio station in New York
a Boy Scout merit badge
an airport in Chicago
25: www.liveatc.net
is a code practice station for the amateur radio service
has audio from a number of airports
is a practice test url for the ham radio license
is inactive at this point in time

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