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Questions and Answers
Which of the following best describes a signal in electronic communication?
Which of the following best describes a signal in electronic communication?
- A digital signal with unitless gain
- A circuit that amplifies the input signal
- An electromagnetic or electrical current carrying information or data (correct)
- A circuit that attenuates the input signal
What does gain in electronic circuits refer to?
What does gain in electronic circuits refer to?
- The ratio of output over input
- The unitless representation of a circuit
- Reduction of a signal
- Amplification of a signal (correct)
How is voltage gain (Av) expressed?
How is voltage gain (Av) expressed?
- Input current divided by output current
- Output current divided by input current
- Input voltage divided by output voltage
- Output voltage divided by input voltage (correct)
What is the unit of gain when computing the gain of current?
What is the unit of gain when computing the gain of current?
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What does the voltage gain (Av) tell us?
What does the voltage gain (Av) tell us?
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