1-If the value of an inverting amplifier input resistor were lowered, calculated gain willbe:a. Remained the same.b. Increased.2- The output of the non-inverting amplifiera. Is in phase with the input.b. Increases with the input.c. Cannot be greater than the supplied voltage. d. All of the above3- The purpose of negative feedback is toa. Reduce the number of components in an amplifierb. Increase the transistor life.c. Improve the gain and bandwidth of an amplifierd. Limit the amplifier output.4- When a feedback voltage produces an increase in impedance, it is an exampleof.........a. Impedance compensation.c. Gain suppression.c. Decreased. d. None of the above.b. Shunt negative feedback.d. Series negative feedback5- If a loud speaker with a resistance of 2 Ohms and a 10Vrms voltage drop is theoutput of a single-ended power amplifier, what is the output power of the amplifier?a. 50 Wb. 25 mWc. 2Wd. 20W

Answered: 1-If the value of an inverting…

1-If the value of an inverting amplifier input resistor were lowered, calculated gain will be: a. Remained the same. b. Increased. c. Decreased. d. None of the above.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.3P

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Question

1-If the value of an inverting amplifier input resistor were lowered, calculated gain will
be:
a. Remained the same.
b. Increased.
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. Increase the transistor life.
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.........
a. Impedance compensation.
c. Gain suppression.
c. Decreased. d. None of the above.
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. 25 mW
c. 2W
d. 20W

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