FC ATT Test 5 Questions With Complete
Solutions
Transistor amplifiers require what type of signal to function? - CORRECT
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ANSWER✔✔-DC bias and AC input signals | | | | |
What changes are necessary for amplification to occur? - CORRECT
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ANSWER✔✔-Small change in base voltage, large change in collector
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current
What amplifier has the best fidelity? - CORRECT ANSWER✔✔-class A
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What amplifier has the best efficiency? - CORRECT ANSWER✔✔-class C
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When an input is applied across the emitter to base PN Junction, what is
| | | | | | | | | | | | |
the relative resistance? - CORRECT ANSWER✔✔-low
| | | | | |
When an input is applied across the collector to base PN Junction, What
| | | | | | | | | | | | |
is the relative resistance? - CORRECT ANSWER✔✔-high, because it is
| | | | | | | | | |
reverse biased |
The purpose of a transistor is to: - CORRECT ANSWER✔✔-control signals
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, A cutoff transistor acts like it's: - CORRECT ANSWER✔✔-open
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What type of amplifier configuration has the input applied to the
| | | | | | | | | | |
emitter and the output taken from the collector? - CORRECT
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ANSWER✔✔-common base |
To determine the faulty component in a diode limiter or clamper; use
| | | | | | | | | | | |
______________ - CORRECT ANSWER✔✔-resistance measurements| | | |
The screen grid is located between which two electrodes? - CORRECT
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ANSWER✔✔-plate and control grid | | |
The purpose of the screen grid is to reduce the amount of
| | | | | | | | | | | |
_______________ - CORRECT ANSWER✔✔-inter electrode capacitance | | | | |
The suppressor grid reduces the effects of? - CORRECT ANSWER✔✔-
| | | | | | | | |
secondary emission |
How many electrodes does a pentode have? - CORRECT ANSWER✔✔-5
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Solutions
Transistor amplifiers require what type of signal to function? - CORRECT
| | | | | | | | | | |
ANSWER✔✔-DC bias and AC input signals | | | | |
What changes are necessary for amplification to occur? - CORRECT
| | | | | | | | | |
ANSWER✔✔-Small change in base voltage, large change in collector
| | | | | | | | |
current
What amplifier has the best fidelity? - CORRECT ANSWER✔✔-class A
| | | | | | | | |
What amplifier has the best efficiency? - CORRECT ANSWER✔✔-class C
| | | | | | | | |
When an input is applied across the emitter to base PN Junction, what is
| | | | | | | | | | | | |
the relative resistance? - CORRECT ANSWER✔✔-low
| | | | | |
When an input is applied across the collector to base PN Junction, What
| | | | | | | | | | | | |
is the relative resistance? - CORRECT ANSWER✔✔-high, because it is
| | | | | | | | | |
reverse biased |
The purpose of a transistor is to: - CORRECT ANSWER✔✔-control signals
| | | | | | | | | |
, A cutoff transistor acts like it's: - CORRECT ANSWER✔✔-open
| | | | | | | |
What type of amplifier configuration has the input applied to the
| | | | | | | | | | |
emitter and the output taken from the collector? - CORRECT
| | | | | | | | | |
ANSWER✔✔-common base |
To determine the faulty component in a diode limiter or clamper; use
| | | | | | | | | | | |
______________ - CORRECT ANSWER✔✔-resistance measurements| | | |
The screen grid is located between which two electrodes? - CORRECT
| | | | | | | | | | |
ANSWER✔✔-plate and control grid | | |
The purpose of the screen grid is to reduce the amount of
| | | | | | | | | | | |
_______________ - CORRECT ANSWER✔✔-inter electrode capacitance | | | | |
The suppressor grid reduces the effects of? - CORRECT ANSWER✔✔-
| | | | | | | | |
secondary emission |
How many electrodes does a pentode have? - CORRECT ANSWER✔✔-5
| | | | | | | | |
