Quality Factor Or Q-Factor In AC Circuit objective questions (mcq) and answers
46. Higher the Q of a series circuit
A. Broader its resonance curve
B. Narrower its pass band
C. Greater its bandwidth
D. Sharper its resonance
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B. Narrower its pass band
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47. Q-factor of a parallel resonant circuit is
A. 2 Π fr/ bandwidth
B. 2 Π × maximum stored energy/energy dissipated per cycle
C. Maximum stored energy/energy dissipated per cycle
D. None of the above
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48. A high Q coil has
A. Large bandwidth
B. High losses
C. Low losses
D. Flat response
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49. When Q-factor of a circuit is high, then
A. Power factor of the circuit is high
B. Impedance of the circuit is high
C. Bandwidth is large
D. None of these
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50. Higher the Q of a series circuit, narrower its
A. Passband
B. Resonance curve
C. Bandwidth
D. All of these
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