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Thapar Tutorials

Thapar maths tutorials

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43 views2 pages

Thapar Tutorials

Thapar maths tutorials

Uploaded by

maheep8086
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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TUTORIAL SHEET-02

SUBJECT: ELECTRICAL AND ELECTRONICS ENGINEERING (UES013)


Q1. Find the equivalent resistance in (i) Fig.1 (a), (ii) Fig. 1 (b) through terminals AB and AN.
[Ans. 4.5 Ω, 3.9 Ω, 2.44 Ω]

(a) (b)
Fig. 1
Q2. For the circuit in Fig. 2 (a), find the branch currents I1, I2, and I3 using mesh analysis. Calculate
the mesh currents i1 and i2 in the circuit of Fig. 2(b)
[Ans: (a) I1=1A, I2=1A, I3=0A (b) i1=2/3 A, i2=0A]

(a) (b)
Fig. 2

Q3. Using mesh analysis, find io in the circuit in Fig.3. [Ans: -5A]

Fig. 3

Q4. Find the value of i1 and i2 in the circuit shown in Fig. 4: [Ans: i1=-3.2A, i2=2.8A]
Fig. 4
Q5. Use mesh analysis to determine i1, i2, and i3 in the circuit in Fig.5.
[Ans: i1 = 3.474 A, i2 = 0.4737 A, i3 = 1.1052 A]

Fig. 5

Q6. Find (a) v and i in the circuit in Fig.6 (a) and below (b) v1, v2, and v3 in the circuit shown in
Fig.6 (b) using nodal analysis
[Ans: (a) -0.2 V, 1.4 A (b) v1 = 3.043 V, v2 = −6.956 V, v3 = 0.6522 V]

(a) (b)
Fig. 6

Q7. Find io in the circuit shown in Fig. 7 using source transformation. [Ans: 1.78 A]

Fig. 7

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