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Network Theory : Nuclear Quiz 1

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Question 1

Consider the following statements
1. Ideal current and voltage source follows ohm’s law.
2. Maximum voltage across capacitor in a series resonance circuit is equal to source voltage.
3. Superposition theorem is not applicable to network containing time varying linear elements.
Which of the above statements is/are true?

Question 2

Consider a delta connection of resistors and its equivalent star connection as shown below. If all elements of the delta connection are scaled by a factor k, k > 0, the elements of the corresponding star equivalent will be scaled by a factor of

Question 3

Find V_th, I_N, R_th for the given circuit.

Question 4

In the given network, the voltage across the capacitor attains what percentage of its final steady state value in 20 s.

Question 5

For maximum power transfer between two cascaded sections of an electrical network, the relationship between the output impedance Z₁ of the first section to the input impedance Z₂ of the second section is