Physics - EMI/AC Question with Solution | TestHub
PhysicsEMI/ACQuality and Power factorEasy2 minPYQ_2020
PhysicsEasysingle choice
A seriescircuit is connected to an ac voltage source. Whenis removed from the circuit, the phase difference between current and voltage is. If insteadis removed from the circuit, the phase difference is againbetween current and voltage. The power factor of the circuit is:NEET 2020 (Phase 1)
Options:
Answer:
B
Solution:
As phase angle contribution by capacitor and inductor are equal in magnitude, so It means that the RLC circuit is in resonance condition. So, impedance at resonance, Thus, power factor,
Stream:NEETSubject:PhysicsTopic:EMI/ACSubtopic:Quality and Power factor
⏱ 2mℹ️ Source: PYQ_2020
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