Discussion: 1. From the results you obtained, discuss the mechanism of comparing two D. C voltages by the comparator. 2. What is the main player in the comparison process? 3. How can this operation be useful in practice? 4. Suggest a few applications for the comparator.

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter7: Parallel Circuits
Section: Chapter Questions
Problem 4PP: Using the rules for parallel circuits and Ohmslaw, solve for the missing values....
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4.
Procedure
1. Connect the circuit as shown in Figure 3. Wiring sequence :
12V(+)-1, 12V(-)-3, GND-2, 30V(+)-8, 15V(+)-19, VM(+)48, VM(-)-65,
30V(-)-66, 15V(-)-66.
2. Switch the power supply on ±12V.
3. Set reference voltage V=1V at non inverting i/p and vary the
voltage at inverting i/p a shown in table 1. Note down all the
observations.
20V
+12V
0- 30V
DC
Supply
1 12V
Power
Supply
+12V
-12V
6.
741
0- 15V
DC
Supply
Vref
V 200V
-12V
Results fafer
intenting input
ISP
non
in ker ting Vref l Valt
0/P
-l1.118
0/p v
a.6
1.2
1.2
inkerting infut
inkertingKef=2 VaH
I/P
I/PV
e.5
Hell8
2.
2.2
1.5
IL 5
2.2
Discussion:
1. From the results you obtained, discuss the
mechanism of comparing
two D. C voltages by the comparator.
2. What is the main player in the comparison process?
3. How can this operation be useful in practice?
4. Suggest a few applications for the comparator.
Transcribed Image Text:4. Procedure 1. Connect the circuit as shown in Figure 3. Wiring sequence : 12V(+)-1, 12V(-)-3, GND-2, 30V(+)-8, 15V(+)-19, VM(+)48, VM(-)-65, 30V(-)-66, 15V(-)-66. 2. Switch the power supply on ±12V. 3. Set reference voltage V=1V at non inverting i/p and vary the voltage at inverting i/p a shown in table 1. Note down all the observations. 20V +12V 0- 30V DC Supply 1 12V Power Supply +12V -12V 6. 741 0- 15V DC Supply Vref V 200V -12V Results fafer intenting input ISP non in ker ting Vref l Valt 0/P -l1.118 0/p v a.6 1.2 1.2 inkerting infut inkertingKef=2 VaH I/P I/PV e.5 Hell8 2. 2.2 1.5 IL 5 2.2 Discussion: 1. From the results you obtained, discuss the mechanism of comparing two D. C voltages by the comparator. 2. What is the main player in the comparison process? 3. How can this operation be useful in practice? 4. Suggest a few applications for the comparator.
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