Physics - EMI/AC Question with Solution | TestHub

PhysicsEMI/ACQuality and Power factorEasy2 minPYQ_2020

PhysicsEasysingle choice

In an AC circuit, the current is $3 A$ and voltage $210 V$ and power is $63 W$ . The power factor is

Answer:

Solution:

Power $P = I . V . cosθ$

$∴ cosθ = \frac{P}{IV} = \frac{63}{3 \times 210} = 0 .1$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:EMI/ACSubtopic:Quality and Power factor

⏱ 2mℹ️ Source: PYQ_2020

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