Physics - EMI/AC Question with Solution | TestHub

PhysicsEMI/ACQuality and Power factorEasy2 minPYQ_2020
PhysicsEasysingle choice

A100 V, AC source of frequency500 Hzis connected to an LCR circuit withL=8.1 mH,C = 12.5 µF, R = 10 Ωall connected in series as shown in the figure. What is the quality factor of the circuit?

Options:

Answer:
B
Solution:

In the condition of resonance , quality factor

Q=1RLC= 110 8.1×10-312.5×10-6

=2.54

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:EMI/ACSubtopic:Quality and Power factor
⏱ 2mℹ️ Source: PYQ_2020

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