NPTEL Basic Electrical Circuits Week 4 Assignment Answers 2024

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NPTEL Basic Electrical Circuits Week 4 Assignment Answers 2024

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1. Write the conductance matrix for the above circuit. Find the number of elements In the matrix with null entries, negative entries and entries more than 2 conductance terms respectively.

  • 12, 8, 3
  • 10, 10, 4
  • 8, 12, 4
  • 10, 10, 3
Answer :- For Answers Click Here

2. Consider all the values of resistance as 2Ω. I1=2A and I2=8A find the 3V1−V2−V3−V5.

  • 8
  • 4
  • 2
  • 16
Answer :- For Answers Click Here

3.

Q3

In the above circuit consider all the values of resistors R = 2KΩ. V1 = 2V, V3 = 5V. I1 = 5mA (Gm = 5, K = 2)

Now find the value of current flowing in the R2 Resistor.

  • 2mA
  • 6.28mA
  • 0 A
  • 3.14mA

Refer the following circuit and answer 4,5 questions:

Nodes are labeled as 1,2,3,4,5, and reference node is also provided.

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Answer :- 

4. Calculate the sum of the diagonals in the G-matrix for the above circuit? (Units:Ω−1)

  • 40k
  • 60k
  • 2.4m
  • 1.6m
Answer :- 

5. The values entries in the I-matrix are:

  • [15m A, 0, 0, 3m A, 7m A]
  • [15m A, 0, 0, 0, 7m A]
  • [15m A, 0, 0, 0, 0]
  • [15m A, 0, 0, -3m A, -7m A]
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Answer :- 

6. Find the values of V1, V2, V3, V4 in the above circuit.

  • -1, 2, 3, 1
  • 1, 2, 3, 1
  • -1, -2, -3, -5
  • 1, 4, 5, 3
Answer :- For Answers Click Here

7. Find the power delivered by the 2V battery in the above circuit.

  • 2m W
  • 8m W
  • 4m W
  • 10m W
Answer :- 

8. In the circuit shown below find the values of I1, I2 respectively

W3Q8
  • -6A, 2.083A
  • 6A, 1A
  • -6A, 1.083A
  • 6A, 2.083A
Answer :- 

9. In the circuit shown below find the value of (Va – Vb ) –

Q9
  • 24.41 V
  • -24.41 V
  • 26.71 V
  • 30 V
Answer :- For Answers Click Here

10. In the circuit shown ,given that R1=R2=40Ω and R3=80Ω, Calculate the voltage at node A.

Q10
  • 7.2 V
  • 12 V
  • 4.25 V
  • 4 V
Answer :- 

11. Determine the value of k that will result in Vx being equal to zero in the circuit shown in below figure

W3Q11

R1 = R2 = 1Ω
R3 = 4Ω
R4 = 3Ω

  • 2.125 V
  • 2.5 V
  • 5 V
  • 3.25 V
Answer :- 

12. If Vab = 20V. Find the current flowing through the voltage source given in the below circuit.

W3Q12
  • -2.5 A
  • -5 A
  • 3 A
  • 4.5 A
Answer :- For Answers Click Here
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