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ELECTRIC CIRCUITS

Electric Circuits
In series RLC circuit what is the power factor just above the resonance frequency?

 Zero
 Unity
 Lagging
 Leading

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Electric Circuits
Which of the following represents the resonance frequency (ω0) with respect to lower cutoff frequency (ω1) and higher cutoff frequency (ω2)

 ω1 + ω2
 √(ω1² + ω2²)
 ω1 - ω2
 ω1 / ω2

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Electric Circuits
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value?

 1 MΩ
 1 Ω
 1 KΩ
 100 Ω

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Electric Circuits
In RLC series circuit if the Q factor is 1, then the damping of the system is

 Undamping
 Critical damping
 Under damping
 Over damping

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Electric Circuits
In RLC series circuit, at resonance condition the value of current is

 Zero
 Minimum
None of these
 Maximum

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