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This mock test of Test: Resonance In LCR Circuit for Class 12 helps you for every Class 12 entrance exam.
This contains 10 Multiple Choice Questions for Class 12 Test: Resonance In LCR Circuit (mcq) to study with solutions a complete question bank.
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QUESTION: 1

A pure resistance R, pure capacitance C and pure inductance L are connected in series and the impedance of the circuit at resonance is Z_{0}. If they are connected in parallel to each other, the maximum impedance at resonance will be:

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QUESTION: 2

At resonance the impedance of RLC circuit is

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QUESTION: 3

Ratio is equal to

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QUESTION: 4

When the oscillations produced are of constant amplitude. The are called

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QUESTION: 5

Find the series resonance frequency when L = 0.09 H, C = 25 F

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QUESTION: 6

Measure of sharpness in an ac circuit is given by

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QUESTION: 7

In a series RCL circuit at resonance the applied ac voltage is 220 V. The potential drop across the inductance is 110V, what is the potential drop across the capacitor?

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QUESTION: 8

Acceptor circuit is

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QUESTION: 9

An ac circuit contains a resistance R, capacitance C and inductance L in series with a source of emf ε = ε_{0}sin (ωt – Ø). The current through the circuit is maximum when:

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QUESTION: 10

Resonant circuits are used in tuning of

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