Exercise: Circuit Theorems And Conversions

Questions for: Circuit Theorems And Conversions

A 12 mA current source has an internal resistance, RS, of 1.2 k. The equivalent voltage source is
A:
144 V
B:
14.4 V
C:
7.2 V
D:
72 mV
Answer: B
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Referring to the given circuit, determine VTH and RTH if a 68 resistor is connected in parallel across R2 and R3.

A:
3.3 V, 148
B:
330 mV, 148
C:
3.3 V, 68
D:
330 mV, 68
Answer: A
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Find the Thevenin equivalent (VTH and RTH) between terminals A and B of the circuit given.

A:
562 mV, 167
B:
5.62 V, 167
C:
5.62 V, 188
D:
562 mV, 188
Answer: B
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Referring to circuit given, if R1 is changed to a 68 resistor, what will be the current through it?

A:
0.16 A
B:
0.24 A
C:
0.2 A
D:
0.04 A
Answer: A
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Find RN for the circuit given.

A:
34
B:
68
C:
120
D:
154
Answer: D
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