MindTap for Herman's Understanding Motor Controls, 4th Edition [Instant Access], 2 terms
4th Edition
ISBN: 9781337798754
Author: Herman; Stephen L.
Publisher: Cengage Learning US
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Question
Chapter 54, Problem 3RQ
To determine
The average open loop or maximum gain of a 741 operational amplifier.
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15. Find the value of R, that will produce the indicated closed-loop gain in each amplifier in Figure 12-66
Ry
W
Aj=50
ww
1.0k
Figure 12-66
10 kn
Ag=-300
Aj=8
12 k
V₁₂₁M
2.2k
(d)
Ag=-75
17. If a signal voltage of 10 mVrms is applied to each amplifier in Figure 12-67, what are the output voltages and what is their phase
relationship with inputs?
18. Determine the approximate values for each of the following quantities in Figure 12-68 LO
ET Spie
2210
W
22 k
Figure 12-68
a. In
b. l
c. Vout
d. closed-loop gain
Question: In inverted amplifier if the
input signal is 500mV and the
desired output is 4V.
If the feedback resistance is 1KQ
what is the value of input resistance
in KQ unit:
125
8.000
0.125
-0.125
-125
Chapter 54 Solutions
MindTap for Herman's Understanding Motor Controls, 4th Edition [Instant Access], 2 terms
Ch. 54 - Prob. 1RQCh. 54 - Prob. 2RQCh. 54 - Prob. 3RQCh. 54 - Prob. 4RQCh. 54 - Prob. 5RQCh. 54 - Prob. 6RQCh. 54 - Name two effects of negative feedback.Ch. 54 - Refer to Figure 548. If resistor R1 is 200 ohms...Ch. 54 - Refer to Figure 54–9. If resistor R1 is 470 ohms...Ch. 54 - What is the purpose of the hysteresis loop when...
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