1-If the value of an inverting amplifier input resistor were lowered, calculated gain will be: a. Remained the same. 2- The output of the non-inverting amplifier a. Is in phase with the input. b. Increases with the input. c. Cannot be greater than the supplied voltage. d. All of the above 3- The purpose of negative feedback is to a. Reduce the number of components in an amplifier b. Increased. c. Decreased. d. None of the above. a. Impedance compensation. c. Gain suppression. c. Improve the gain and bandwidth of an amplifier d. Limit the amplifier output. 4- When a feedback voltage produces an increase in impedance, it is an example of......... b. Increase the transistor life b. Shunt negative feedback. d. Series negative feedback 5- If a loud speaker with a resistance of 2 Ohms and a 10Vrms voltage drop is the output of a single-ended power amplifier, what is the output power of the amplifier? a. 50 W b. 2.5 mW c. 2W d. 20W
1-If the value of an inverting amplifier input resistor were lowered, calculated gain will be: a. Remained the same. 2- The output of the non-inverting amplifier a. Is in phase with the input. b. Increases with the input. c. Cannot be greater than the supplied voltage. d. All of the above 3- The purpose of negative feedback is to a. Reduce the number of components in an amplifier b. Increased. c. Decreased. d. None of the above. a. Impedance compensation. c. Gain suppression. c. Improve the gain and bandwidth of an amplifier d. Limit the amplifier output. 4- When a feedback voltage produces an increase in impedance, it is an example of......... b. Increase the transistor life b. Shunt negative feedback. d. Series negative feedback 5- If a loud speaker with a resistance of 2 Ohms and a 10Vrms voltage drop is the output of a single-ended power amplifier, what is the output power of the amplifier? a. 50 W b. 2.5 mW c. 2W d. 20W
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