1. Explain the difference between earth ground and a common reference point ground. 2. Explain how a negative voltage can be obtained from a voltage divider. Explain the effects upon I, V, and R, if any. 3. Explain, in your own words, what is meant by bleeder current.

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Тар А
1. Explain the difference between earth ground and a common reference point
ground.
I, = IR3 + lana A
IR = IR, + loe
Load A
R3
+ 50 V
100 mA
2. Explain how a negative voltage can be obtained from a voltage divider. Explain
the effects upon I, V, and R, if any.
Таp В
:Vy = 50 V
Load B
3. Explain, in your own words, what is meant by bleeder current.
R2
+30 V
30 mA
Land C
Тар С
4. Explain the difference, if any, between a loaded voltage divider and a series-
parallel circuit.
Ig = IR,
Load C
+ 10 V
20 mA
>R,
1g (bleeder)
5. Explain how the circuit of Fig. 7-4.1 would be affected if:
A. R2 were short-circuited B. R2 were opened
Fig. 7-4.1 Loaded voltage divider.
Transcribed Image Text:Тар А 1. Explain the difference between earth ground and a common reference point ground. I, = IR3 + lana A IR = IR, + loe Load A R3 + 50 V 100 mA 2. Explain how a negative voltage can be obtained from a voltage divider. Explain the effects upon I, V, and R, if any. Таp В :Vy = 50 V Load B 3. Explain, in your own words, what is meant by bleeder current. R2 +30 V 30 mA Land C Тар С 4. Explain the difference, if any, between a loaded voltage divider and a series- parallel circuit. Ig = IR, Load C + 10 V 20 mA >R, 1g (bleeder) 5. Explain how the circuit of Fig. 7-4.1 would be affected if: A. R2 were short-circuited B. R2 were opened Fig. 7-4.1 Loaded voltage divider.
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