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Multiple Choice Quiz
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1
The type of oscillator shown in this figure is
A)Hartley
B)Colpitts
C)crystal
D)Armstrong
2
The two waveforms produced by a UJT oscillator are
A)sine and square
B)sawtooth and sine
C)sawtooth and pulse
D)sine and pulse
3
A Hartley oscillator can be recognized by its
A)crystal circuit
B)tank circuit
C)tapped inductor
D)tapped capacitor
4
A buffer amplifier is often used to
A)provide negative feedback
B)provide positive feedback
C)provide high gain
D)isolate the oscillator from loading
5
Something that can cause a change in oscillator output frequency is
A)temperature
B)supply voltage
C)mechanical vibration
D)any of the answers are correct





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