Electronics Engineering

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Electronics EngineeringNetwork TheoryMultiple Choice (MCQ)1 Mark
Q4.

imageLet iCi_C, iLi_L, and iRi_R be the currents flowing through the capacitor, inductor, and resistor, respectively, in the circuit given below. The AC admittances are given in Siemens (SS). Which one of the following is TRUE?

A
iC=0.25∠180∘ A, iL=0.1∠0∘ A, iR=0.2∠90∘ Ai_C = 0.25 \angle 180^\circ \text{ A}, \ i_L = 0.1 \angle 0^\circ \text{ A}, \ i_R = 0.2 \angle 90^\circ \text{ A}
B
iC=4∠180∘ A, iL=10∠0∘ A, iR=5∠90∘ Ai_C = 4 \angle 180^\circ \text{ A}, \ i_L = 10 \angle 0^\circ \text{ A}, \ i_R = 5 \angle 90^\circ \text{ A}
C
iC=0.25∠270∘ A, iL=0.1∠90∘ A, iR=0.2∠90∘ Ai_C = 0.25 \angle 270^\circ \text{ A}, \ i_L = 0.1 \angle 90^\circ \text{ A}, \ i_R = 0.2 \angle 90^\circ \text{ A}
D
iC=4∠90∘ A, iL=10∠270∘ A, iR=5∠0∘ Ai_C = 4 \angle 90^\circ \text{ A}, \ i_L = 10 \angle 270^\circ \text{ A}, \ i_R = 5 \angle 0^\circ \text{ A}
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