What is true regarding a series L-C circuit- assuming supply is alternatingA- At certain frequency we get Zimpedance maximum-B- Reading of Ammeter depends upon - frequency of supplyC- At one specific frequency- the two reactances X L and X C are the same in magnitude-D- The current supplied to the circuit is minimum at resonance-

The correct option is C At one specific frequency, the two reactances XL nbsp;and XC nbsp;are the same in magnitude.At one specific frequency, the two reac ...

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Standard XII

Physics

Series Combination of Cells

What is true ...

Question

What is true regarding a series $L - C$ circuit? (assuming supply is alternating)

At certain frequency we get Z(impedance) maximum.

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At one specific frequency, the two reactances X_L and X_C are the same in magnitude.

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Reading of Ammeter depends upon

ω

(

ω

= frequency of supply)

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The current supplied to the circuit is minimum at resonance.

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Solution

The correct option is B At one specific frequency, the two reactances X_L and X_C are the same in magnitude.
At one specific frequency, the two reactances X_L and X_C are the same in magnitude. This frequency is called the resonant frequency which is denoted by $ω$ for the LC circuit.

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What is true regarding a series L−C circuit? (assuming supply is alternating)

The correct option is B At one specific frequency, the two reactances XL and XC are the same in magnitude.At one specific frequency, the two reactances XL and XC are the same in magnitude. This frequency is called the resonant frequency which is denoted by ω for the LC circuit.

What is true regarding a series $L - C$ circuit? (assuming supply is alternating)

The correct option is B At one specific frequency, the two reactances X_L and X_C are the same in magnitude.
At one specific frequency, the two reactances X_L and X_C are the same in magnitude. This frequency is called the resonant frequency which is denoted by $ω$ for the LC circuit.