ELECTRIC CIRCUITS QUIZ

What is I1 in the given circuit?

0.5 A.

1 A.

1.5 A.

3 A.

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In RLC series circuit R = 2Ω, L = 2mH and C = 1μF and applied voltage is 10V DC. Then what is steady state current value?

0A

1A

2A

5A

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If N is the number of nodes and b is the number of branches in a network, then rank of tie set matrix is

b - N + 1.

N - 1.

N.

b - N - 1.

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Active filter consists of

capacitor.

op-amp.

inductor.

op-amp and capacitor.

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For the network shown below when I = 0, V = 20 V and when R = 0, I = 10 A. If now R = 3 Ω what is the value of the current I?

6 A.

10 A.

4 A.

5 A.

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Total power consumed in the circuit below is 10 W. Find X.

2 A.

3 A.

1 A.

None of these.

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In active filter which element is absent?

Resistor.

Inductor.

Capacitor.

Both of above.

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Which of the following materials has highest electrical conductivity ?

Silver.

Copper.

Steel.

Aluminium.

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What is the SI unit of electric current ?

Faraday.

Ampere.

Ohm.

None of these

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The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing

0 mH.

10 mH.

20 mH.

5 mH.

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