Circuit Theorems And Conversions - Study Mode

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[#1] 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

Correct Answer

(B) 5.62 V, 167 Ω

[#2] 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

Correct Answer

(D) 2 mA

[#3] An ideal current source has zero internal resistance.

(A) True

(B) False

Correct Answer

(B) False

[#4] A practical voltage source has a nonzero internal resistance.

(A) True

(B) False

Correct Answer

(A) True

[#5] An ideal voltage source has zero internal resistance.

(A) True

(B) False

Correct Answer

(A) True