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GATE 2022: Networks - 54

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Question 1

Three equal impedance are first connected in delta across a 2-phase balanced supply. If the same impedances are connected in star across the same supply then,

Question 2

Which one of the following is correct?
The impedance function is an

Question 3

A voltage of V =100∠30o is applied to an impedance Z=3+j4.Which one of the following is the power triangle?

Question 4

Find the Rth for the Maximum Power transfer to the load resistance RL.


Question 5

The poles and zeroes of a driving point impedance function, Z(s) are as follows:

i)  Poles 0, - 2                                  ii)   Zeroes -1, -3     

Also given that Z(∞) = 4 then Find the function Z(s)?

Question 6

In the circuit, switch ‘S’ is in the closed position for a very long time. If the switch is opened at time t = 0, then iL(t) in amperes, for t ≥ 0 is:

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Jun 23ESE & GATE EE