0
Q
How could an amplifier be used in a radio?
A
To make the sound louder from the loudspeaker
1
Q
What is an amplifier?
A
An analogue process device hat is used to make elector al signals larger
2
Q
How do input and output voltages of an amplifier compare?
A
Out put is much larger than input
3
Q
The output signal for an audio amplifier has the same _______ but a larger _______
A
The output signal for an audio amplifier has the same FREQUENCY but a larger AMPLITUDE
4
Q
How could you measure voltage gain of an amplifier?
A
Measure input using oscilloscope, then measure output using oscilloscope. Then use voltage gain = output voltage/input voltage
x Standard Grade Physics
flashcards
Decks in class (29)
# Cards
-
TELECOM Communication Using Cables11
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TELECOM Communication Using Cables25
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TELECOM Radio And Television41
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TELECOM Transmitting Of Radio Waves17
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USING ELECTRICITY From The Wall Socket24
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USING ELECTRICITY Alternating Current10
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USING ELECTRICITY Resistance15
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USING ELECTRICITY Useful Circuits17
-
USING ELECTRICITY Behind The Wall15
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USING ELECTRICITY Movement Of Electricity20
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HEALTH Use Of Thermometers14
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HEALTH Using Sound17
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HEALTH Light And Sight32
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HEALTH Using The Spectrum12
-
HEALTH Nuclear Radiation29
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TRANSPORT On The Move9
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TRANSPORT Forces At Work22
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TRANSPORT Movement And Energy14
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ELECTRONICS Electronics Overview4
-
ELECTRONICS Output Devices14
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ELECTRONICS Input Devices21
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ELECTRONICS Digital Processes22
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ELECTRONICS Analogue Proesses5
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ENERGY MATTERS Supply And Demand10
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ENERGY MATTERS Generation Of Electricity10
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ENERGY MATTERS; Source To Consumer26
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ENEGY MATTERS; Heat In The Home33
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SPACE Signals From Space45
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SPACE Space Travel24
