Circuit Theorems And Conversions MCQ Questions & Answers | Electrical Engineering Page-3 section-1

21.
Find the Thevenin equivalent (V_TH and R_TH) between terminals A and B of the circuit given.

A. 562 mV, 167 Ω

B. 5.62 V, 167 Ω

C. 5.62 V, 188 Ω

D. 562 mV, 188 Ω

Answer & Solution Discuss in Board Save for Later

22.
In a two-source circuit, one source acting alone produces 12 mA through a given branch. The other source acting alone produces 10 mA in the opposite direction through the same branch. The actual current through the branch is

A. 22 mA

B. 12 mA

C. 10 mA

D. 2 mA

Answer & Solution Discuss in Board Save for Later

23.
An ideal current source has zero internal resistance.

A. True

B. False

Answer & Solution Discuss in Board Save for Later

24.
A practical voltage source has a nonzero internal resistance.

A. True

B. False

Answer & Solution Discuss in Board Save for Later

25.
An ideal voltage source has zero internal resistance.

A. True

B. False

Answer & Solution Discuss in Board Save for Later

26.
A practical current source has a finite internal resistance.

A. True

B. False

Answer & Solution Discuss in Board Save for Later

27.
A 680 Ω load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 kΩ. The load current, RL, is

A. 0 A

B. 1.2 A

C. 114 mA

D. 1.14 A

Answer & Solution Discuss in Board Save for Later

28.
The Thevenin equivalent voltage (V_TH) is the short-circuit voltage between two terminals in a circuit.

A. True

B. False

Answer & Solution Discuss in Board Save for Later

29.
A 120 V voltage source has a source resistance, RS, of 60 Ω. The equivalent current source is

A. 2 A

B. 4 A

C. 200 mA

D. 400 mA

Answer & Solution Discuss in Board Save for Later

30.
A 12 mA current source has an internal resistance, RS, of 1.2 kΩ. The equivalent voltage source is

A. 144 V

B. 14.4 V

C. 7.2 V

D. 72 mV

Answer & Solution Discuss in Board Save for Later

Circuit Theorems And Conversions MCQ Questions & Answers | Electrical Engineering

21. Find the Thevenin equivalent (VTH and RTH) between terminals A and B of the circuit given.

Answer & Solution

22. In a two-source circuit, one source acting alone produces 12 mA through a given branch. The other source acting alone produces 10 mA in the opposite direction through the same branch. The actual current through the branch is

Answer & Solution

23. An ideal current source has zero internal resistance.

Answer & Solution

24. A practical voltage source has a nonzero internal resistance.

Answer & Solution

25. An ideal voltage source has zero internal resistance.

Answer & Solution

26. A practical current source has a finite internal resistance.

Answer & Solution

27. A 680 Ω load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 kΩ. The load current, RL, is

Answer & Solution

28. The Thevenin equivalent voltage (VTH) is the short-circuit voltage between two terminals in a circuit.

Answer & Solution

29. A 120 V voltage source has a source resistance, RS, of 60 Ω. The equivalent current source is

Answer & Solution

30. A 12 mA current source has an internal resistance, RS, of 1.2 kΩ. The equivalent voltage source is

Answer & Solution

21.
Find the Thevenin equivalent (V_TH and R_TH) between terminals A and B of the circuit given.

22.
In a two-source circuit, one source acting alone produces 12 mA through a given branch. The other source acting alone produces 10 mA in the opposite direction through the same branch. The actual current through the branch is

23.
An ideal current source has zero internal resistance.

24.
A practical voltage source has a nonzero internal resistance.

25.
An ideal voltage source has zero internal resistance.

26.
A practical current source has a finite internal resistance.

27.
A 680 Ω load resistor, RL, is connected across a constant current source of 1.2 A. The internal source resistance, RS, is 12 kΩ. The load current, RL, is

28.
The Thevenin equivalent voltage (V_TH) is the short-circuit voltage between two terminals in a circuit.

29.
A 120 V voltage source has a source resistance, RS, of 60 Ω. The equivalent current source is

30.
A 12 mA current source has an internal resistance, RS, of 1.2 kΩ. The equivalent voltage source is